Are floating solar farms the future of clean energy? - BBC News

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  • čas přidán 4. 03. 2023
  • Over the past two years, energy prices have soared to record levels across Europe, leading to renewed efforts to harness renewable resources.
    Portugal has turned its sights to solar power - and the country is now home to Europe’s largest floating solar farm.
    Located on a reservoir in southern Portugal, the farm is the size of five football pitches and is made up of 12,000 photovoltaic panels.
    It generates enough energy to power 15,000 homes in the local area.
    This film is from Click - the BBC’s flagship technology programme.
    Subscribe here: bit.ly/1rbfUog
    #Technology #Portugal #BBCNews

Komentáře • 486

  • @stanleybowman-hood6194
    @stanleybowman-hood6194 Před rokem +63

    Better than putting it on a untouched greenfield site

    • @seanyd5698
      @seanyd5698 Před rokem +4

      Yeh definitely we need those to build more unaffordable housing 👍

    • @stanleybowman-hood6194
      @stanleybowman-hood6194 Před rokem +1

      @@seanyd5698 I suppose it’s better than that

    • @redwhite_040
      @redwhite_040 Před rokem

      Greenfield site? Humans are destroying nature in every form.
      Put it on all roofs and make noise barriers at the side of the road. NOT in nature!

    • @stanleybowman-hood6194
      @stanleybowman-hood6194 Před rokem

      @@redwhite_040 a field that hasn’t been built on
      I’m watching them build them as I speak

    • @Corsuwey
      @Corsuwey Před rokem +1

      There are positives and negatives to putting panels in fields and on hills or mountain sides. Aside from generating energy, the greatest positive is that they give added protection to certain wildlife by creating a new type of biome. The negative is they are a complete eyesore!

  • @rickhobson3211
    @rickhobson3211 Před rokem +85

    I am not sure why there has to be one technology that's the "future" of clean energy. There are so many different techs which could lend themselves towards a solution, depending on location and need. Solar and wind, geothermal and wave, tidal and microhydro... they're all potentially viable.

    • @Dr.Kraig_Ren
      @Dr.Kraig_Ren Před rokem +3

      With nuclear as Backup.

    • @louisanow
      @louisanow Před rokem +7

      I think we'll have to intelligently utilize and overlap multiple methods everywhere to generate and consume energy wisely and safely. As it is, we're wasting time, resources, and opportunities by letting big oil, nuclear, and big money stalling tactics divide and distract us all. Consumer demand for reliable longer lasting renewables is growing, and our collective leverage grows with it.

    • @edwardroche2480
      @edwardroche2480 Před rokem

      @Seek The Truth all gods are one God and he is the god of mankind. kind men and honest man. Those who live with morals and Laws should surely be in heaven. I pray God bless

    • @FrenchUncleLou
      @FrenchUncleLou Před rokem +2

      Using the idea/term “the future of…” makes for a more compelling lede.

    • @kreb7
      @kreb7 Před rokem

      ​@@Dr.Kraig_Ren if you have geothermal no need for nuclear

  • @davidreynolds3082
    @davidreynolds3082 Před rokem +169

    Done on a mass scale, they could also help prevent a lot of evaporation on valuable reservoirs.

    • @katyalupochev9589
      @katyalupochev9589 Před rokem +12

      Ooh, that’s a cool idea! I know some reservoirs etc already have covers put over them to reduce evaporation, but usually it’s just some kind rubber or plastic covering right? A double whammy of solar sheets preventing evaporation AND generating their own electric would be great

    • @historyremembers7274
      @historyremembers7274 Před rokem +3

      Now, I've always argued that the problem of these solar panels is how they'd float and stay above water when it came to waves, but that is genius.

    • @Apocalypse9696
      @Apocalypse9696 Před rokem +7

      india did a similar project on top of canals, to reduce evaporation loss and provide electricity to nearby villages

    • @PistonAvatarGuy
      @PistonAvatarGuy Před rokem +2

      The floats will be made of plastic and their degradation will contribute to the microplastics problem.

    • @chaegahk
      @chaegahk Před rokem +2

      The water will rot.

  • @evilzzzability
    @evilzzzability Před měsícem +1

    This sort of stuff is a testament to the ingenuity of mankind. Very inspiring.

  • @Martin-se3ij
    @Martin-se3ij Před rokem +10

    I see lots of irrigation canals that could have solar panels as a cover, not only producing energy but cutting back on the water evaporating. Ditto reservoirs.

  • @realhawaii5o
    @realhawaii5o Před rokem +52

    Really good initiative! A big issue with dams is the water lost to evaporation and this will help reduce that too while transforming sunlight into electric power.
    Great initiative and good reporting too!

    • @coreyneu7860
      @coreyneu7860 Před rokem +2

      For sure! I was thinking about adding them to places like California’s canal system to reduce evaporation there as well.

    • @t1n4444
      @t1n4444 Před rokem

      @Brian Waas
      😂😂😂😂😂😂😂😂😂😂
      That post of yours has to be in the running for most amusing posts ever.
      So, you claim that marine solar farms are going to evaporate the lakes on which they float.
      And then you claim land based solar farms are going to incinerate any small animal in the vicinity.
      Now, either you have a splendidly tongue in cheek imagination, or, you have deliberately erased everything you learned about school level science from your brain.
      I couldn't care less which but you're wasted on these comments channels ... you should be writing material for stand ups or being part of the script writing team for a comedy show.
      Seriously.

    • @t1n4444
      @t1n4444 Před rokem +4

      @Brian Waas
      I won't be reading all that nonsense.
      Start again and do a precis.

    • @t1n4444
      @t1n4444 Před rokem +2

      @Brian Waas
      Did you attend school?

    • @t1n4444
      @t1n4444 Před rokem

      @Brian Waas
      All is now clear, from that drivel I sense you attended some sort of special needs/remedial school.
      Your teachers might well have strived to teach you something ... sadly they failed.

  • @louisanow
    @louisanow Před rokem +25

    The water based solar panels will have some impact on the flora and fauna around and underneath it that should be studied. I hope these manmade structures can be tweaked to the benefit of all.

    • @aurorajudith-ramirez7389
      @aurorajudith-ramirez7389 Před rokem +2

      Sweetheart, the ocean is incredibly huge, larger than you can even imagine. There are spots in the ocean completely void of life. Believe it or not, this will work & the eco system will thrive

    • @louisanow
      @louisanow Před rokem

      @@aurorajudith-ramirez7389 The world has already left you behind, barbie. Current technology has repeatedly disproven your old outdated silly notions. There is indeed life in many of those areas you call “devoid of life”. Meanwhile, the rest of us can discern the chasm of difference between the truly knowledgeable and the desperate for attention blowhard. That's why no one will ever take you seriously.

    • @bagpussmacfarlan9008
      @bagpussmacfarlan9008 Před rokem +7

      @@aurorajudith-ramirez7389 Judith, that sounded incredibly condescending....now don't worry your pretty little head and go and make me a cup of tea. There's a good girl...

    • @paulcasey5204
      @paulcasey5204 Před rokem +3

      Certainly worth looking into but it may actually be a benefit, we just dont know. Similar concerns raised in Oz re potential problems of solar farms on sheep grazing land. Turned out that it was a huge benefit, increasing wool/meat production by about 20% plus getting the renewable power as well.

  • @defeatSpace
    @defeatSpace Před rokem +7

    Cooling solar panels by floating them on fresh water substantially extends the productive lifespan.

    • @xiaoka
      @xiaoka Před rokem +2

      And increases their output.

    • @RazorMouth
      @RazorMouth Před rokem +1

      Thanks, didn't know that.
      I was wondering what's the point in putting them on water

  • @MiSt3300
    @MiSt3300 Před rokem +13

    What about the surface under the water? Marine life for sure is going to be impacted

    • @SocialDownclimber
      @SocialDownclimber Před rokem +5

      Yes the video actually mentioned that. These panels are better for marine life as they help prevent algal blooms. They also seem to be providing water birds with a bit of safe habitat too, cleaning robot notwithstanding.

    • @redwhite_040
      @redwhite_040 Před rokem

      Humans don't care, humans are selfish.
      This is a new way for a "green image", oh we have solar panels, but are destroying nature around us.

    • @jonb5493
      @jonb5493 Před rokem +1

      Remember, this is a dam. Before the dam was there, there wasn't any (relevant) marine life.

  • @Little-bird-told-me
    @Little-bird-told-me Před rokem +10

    Anyone who complains life is unfair to them should see this man at work and never ever complain.

  • @greggreg2263
    @greggreg2263 Před rokem +23

    I think this is a great idea I especially like the sun tracker panels. They should be mandatory at every single damn in the world.🙏🙏🙏 it’s a perfect marriage with the power station

    • @MelioraCogito
      @MelioraCogito Před rokem +4

      *dam ... _a barrier to obstruct the flow of water, especially one of earth, masonry, etc., built across a stream or river._
      damn ... _to declare (something) to be bad, unfit, invalid, or illegal; to condemn as a failure; used as an expletive to express anger, annoyance, disgust, etc._

    • @mintheman7
      @mintheman7 Před rokem +1

      Tracking panels usually cost 2x-3x and require more maintenance, not worth it for 1/3 generation gain unless space is an issue

    • @greggreg2263
      @greggreg2263 Před rokem +1

      @@mintheman7 good to know I was thinking of getting some for my home. We have an incentive by the government $5000 for free and you can borrow $40,000 but I’m thinking when energy also I should incorporate?

  • @dennisenright7725
    @dennisenright7725 Před rokem +20

    This seems to be en excellent combination. It completely eliminates the need for storage batteries to deal with the variable and intermittent nature of the panels output because the production from the dam can be easily adjusted to compensate. The solar panels output is 5 megawatts, which is less than one percent of the dams 518 megawatts, and even if the solar array is increased in size to the projected 75 megawatts the dams generating station will still be easily capable of compensating for the panels variable output. The panels will be more efficient because the water keeps them cooler, evaporation from the reservoir is reduced by the shading of the water, the cooler water and shade provided may prove surprisingly beneficial for aquatic life, and the individual panels can remain at a fixed angle with the entire array rotating to follow the sun.

    • @gazwa-e-islam2716
      @gazwa-e-islam2716 Před rokem

      In places where the landscape and water/wind/solar condition are all just right, it makes sense to have large water storage schemes. qv the world's largest e-storage scheme: czcams.com/video/W-9-zi4ImAI/video.html

    • @xtopia9758
      @xtopia9758 Před rokem +4

      Its pure underrared genius

    • @edwardroche2480
      @edwardroche2480 Před rokem +2

      There are several ways to store solar energy. Once you turn it into electricity you can pump the water back up into the reservoir if you want. Not very efficient though. You can heat water and store hot water music for energy healing excetera. Solar energy can be stored in the ground in rocks and water tank. It's all unconventional at this point and it's all being tested, and it seems to be the definite path to save the environment of our planet.

    • @gazwa-e-islam2716
      @gazwa-e-islam2716 Před rokem +4

      @@edwardroche2480 until our respective govts. subsidize and make readily available carbon-negative or neutral energy sources thereby make them commercially attractive, and make it expensive to use fossil fuels and it's availability scarce, people will take the path of least resistance, ie. use the carrot & stick approach to become carbon negative rapidly.

    • @gazwa-e-islam2716
      @gazwa-e-islam2716 Před rokem

      @Seek The Truth bro, you are flogging a dead horse. You should use the internet and what little power of logical reasoning and rational thinking that is remaining in you after being brainwashed since childhood to find out the great lie called islam, a politico-criminal organisation masquerading as a religion.

  • @zygmuntkuzminski8312
    @zygmuntkuzminski8312 Před rokem +13

    how it affect underwater life with blocked sunlight?

    • @julesdingle
      @julesdingle Před rokem

      it reduces harmful blooms of algae which is destructive to more benign water life

    • @CommercialVehicle
      @CommercialVehicle Před rokem +4

      It is a fraction of the water surface area..and it doesn't block 100% of the light

    • @Leo-gt1bx
      @Leo-gt1bx Před rokem

      ​@@CommercialVehicle Solar panels one totally opaque

  • @jenmu7870
    @jenmu7870 Před rokem +8

    cool(ing) idea! 💚

  • @mehtaverse
    @mehtaverse Před rokem +1

    Setting aside the topic of the video, I just want to add that this is my 1st time seeing a field reporter who is visibly disabled. I've never seen anything like that before and I'm pleasantly surprised. I would like to see more of this!

    • @cherrymint686
      @cherrymint686 Před 5 měsíci

      With your wording, it could go both ways 😂

  • @ferrariasparta
    @ferrariasparta Před rokem +5

    I've always wondered why solar panels aren't placed above motorways and railroads. seems like a lot of free space and it could power the trains, service stations and charging points in addition to supplying the grid and keeping some adverse weather off the roads

  • @simonbaigrie2485
    @simonbaigrie2485 Před rokem

    Broadscale installation of these systems would be tricky during extreme droughts when the dam nearly runs dry affecting where the panels point etc

  • @TheAlexwilhelm
    @TheAlexwilhelm Před rokem +1

    Should have mentioned the concerns about blocking out all of the light underneath, panels might potentially need to be spaced out more in the future.

  • @brettrcg3387
    @brettrcg3387 Před rokem +3

    This should be done on Lake Mead asap

    • @JoeBloggs-ev2ui
      @JoeBloggs-ev2ui Před rokem

      Why does the USA always think it deserves ASAP status. You can wait, the rest of the world is overtaking you faster than you think.

  • @Andrew-rc3vh
    @Andrew-rc3vh Před rokem +5

    There is another downside as well. You want your panels to be about 30-40 degrees to the horizontal for maximum radiation in the UK ,depending on the season. Your revenue from the project is a factor of cos theta where theta is the mismatch in alignment. I suggest we go looking for a south facing hill of about 30-40 degrees. After all it would be too steep to grow crops on. You get more cash than sheep farming per acre.

    • @thomasgade226
      @thomasgade226 Před rokem

      Angle and rotation is shown for a Netherlands project at the end of the video

    • @Andrew-rc3vh
      @Andrew-rc3vh Před rokem

      @@thomasgade226 You need an incline. Think about it.

    • @thomasgade226
      @thomasgade226 Před rokem

      @@Andrew-rc3vh those NL panels are mounted at the optimal angle of 30 degrees. They even rotate to follow the sun during the day

    • @thomasgade226
      @thomasgade226 Před rokem

      @@Andrew-rc3vh @4:30

    • @Andrew-rc3vh
      @Andrew-rc3vh Před rokem

      @@thomasgade226 They looked flat on the water to me.

  • @nielsdaemen
    @nielsdaemen Před měsícem +1

    It's a terrible idea, a floating solar farm in India got destroyed in a storm yesterday

  • @tomellis4750
    @tomellis4750 Před rokem +1

    Solar tracking of floating installation seems easier that land based.

  • @em_bby5317
    @em_bby5317 Před rokem

    Molesey in Surrey has one of the largest floating solar farm in the EU (up untill this one) it’s on the Queen Elizabeth II reservoir

  • @auro1986
    @auro1986 Před rokem +1

    floating energy prices, higher than any sea level, are what bbc will give you for future

  • @ArnaudJoakim
    @ArnaudJoakim Před rokem +1

    Very cool!

  • @blodki
    @blodki Před rokem

    Great report

  • @davidwillis5016
    @davidwillis5016 Před 5 měsíci +1

    Thanks

  • @leerobinson9969
    @leerobinson9969 Před rokem +1

    That’s an amazing idea 👍

  • @sokikrong2649
    @sokikrong2649 Před rokem +1

    I was like where are you pointing to 😅
    Kudos mate ❤️🫰✌️

  • @ronkirk5099
    @ronkirk5099 Před rokem +21

    Floating panels could operate cooler which also improves efficiency. If it also reduced evaporation, this could conserve stored water also. In the U.S. most of our reservoirs are used for recreation also, except the immediate area behind the dam which could be used for floating solar.

  • @bettyswallocks6411
    @bettyswallocks6411 Před rokem +2

    Solar farms located on the surface of reservoirs also offer other advantages. Evaporation from the reservoir is reduced and fish also love the shade.

    • @chrissymon
      @chrissymon Před rokem

      @bettyswallocks... Very good points. My fish love shade & increased temperatures under a large stone slab. Nice to see you still posting.👍👍👍

    • @chrissymon
      @chrissymon Před rokem

      (Increased temperatures during winter)...

  • @vincescotian8083
    @vincescotian8083 Před rokem +1

    Not in England the lack of Sewage treatment and amount of Raw Sewage will overcome the efficiency of the cells, also the Sewage is now so intense it is vaporising and going airborne. Nanny's Marmalade on toast comes at a horrible price.

  • @TheTruth-yq2jb
    @TheTruth-yq2jb Před rokem +2

    They did not mention how much electric rates increased with all this "free" energy

    • @t1n4444
      @t1n4444 Před rokem +1

      Hmm ... the money has to come from somewhere in the upfront costs.
      Perhaps you have not quite understood that cost is immaterial when it comes to reducing the rate of "global" temperature rise.
      If we experience the global ice melting then we'll see coastal regions disappearing. Sort of becoming the new littoral regions.
      Cost doesn't really come into it.

    • @TheTruth-yq2jb
      @TheTruth-yq2jb Před rokem

      @@t1n4444 The ice caps are going away. This has happened 17 times in earths history that we can identify, so why spend money fighting the inevitable?

    • @t1n4444
      @t1n4444 Před rokem

      @@TheTruth-yq2jb
      Hmm ... why not re-read your post and then reflect on what you typed.
      See if you can detect the one huge glaring flaw in your argument.

  • @pushed-into-context
    @pushed-into-context Před rokem

    imo the main advantage is solar panels do not compete with plants for sunlight, when placed in green areas, and do not add extra heat, as they otherwise do when placed in deserts, as the water is black too (sand reflects a lot of sunlight, panels not)

  • @BurRun-kt3tf
    @BurRun-kt3tf Před 20 dny

    Thanks អរគុណ❤

  • @edwardroche2480
    @edwardroche2480 Před rokem +1

    I've had floating solar panels for over 25 years now. I live on a boat though. Mine just lay flat on the roof with a little space in between to keep them cool. Most of my panels just stay that way. Some of them I can tilt. I'm boat it is definitely cheaper you sure to keep the refrigerator freezer going and lights and a couple of pumps. Solar power is the only way into the future. I love your show. I want to build a pyramid both for practical anesthetic purposes. Solar panels on each side and you should never have to tilt it.

    • @chrissymon
      @chrissymon Před rokem

      @edwardroche. Brilliant (pyramid) idea, providing you don't go under some very low british canal bridges.😛

  • @elvenkind6072
    @elvenkind6072 Před rokem

    Narrator really have a pleasant voice to listen to.

  • @simonb8078
    @simonb8078 Před rokem +2

    might aswell combine it with the technology that uses the enrrgy of waves

    • @GRFC1872
      @GRFC1872 Před rokem +1

      Wind waves solar makes no difference to us,££££££

    • @felixarbable
      @felixarbable Před rokem +2

      its a resevoir, there are no tides

  • @Popdog76
    @Popdog76 Před rokem

    Thailand has this as well

  • @VandanaChoubey-mp6wv
    @VandanaChoubey-mp6wv Před rokem

    Well explained

  • @public.public
    @public.public Před rokem +1

    They are the future of stopping water evaporating in intense heat.

    • @markcynic808
      @markcynic808 Před rokem +1

      What intense heat might this be in the UK?

  • @willienelsongonzalez4609

    Defo in favour of floating solar panel platforms provided there’s no negative impact on marine life.

  • @rorus9530
    @rorus9530 Před rokem +5

    Are there some adverse affects to preventing the sunlight from hitting the water?

    • @JoeBloggs-ev2ui
      @JoeBloggs-ev2ui Před rokem

      Not really, reduced algae growth that may affect dissolved O2 if marine life live in the dam?

  • @1Animeculture
    @1Animeculture Před rokem +12

    One issue: having solar panels "float" seems like a maintenance nightmare. The very selling point for solar panels is how they can simply be put down and let be and generate. But what about the constant movement of "waves" ? this will wear down things like cables, joints, connections and all that just by the very fact it is under constant motion.

    • @t1n4444
      @t1n4444 Před rokem +6

      Try not to over think these things.
      Just leave it all up to the experts.
      They are conducting R&D all the time.
      And of course this "free" energy could be used to generate green hydrogen.

    • @PistonAvatarGuy
      @PistonAvatarGuy Před rokem +1

      They're also extremely easily damaged by strong winds. You can even see examples of this in aerial photos of some installations.

    • @PistonAvatarGuy
      @PistonAvatarGuy Před rokem +3

      @@t1n4444 There's nothing free about solar panels, especially when you consider the environmental damage that their production causes.

    • @t1n4444
      @t1n4444 Před rokem +4

      @@PistonAvatarGuy
      Damage to panels.
      Entirely possible. Where are these images you claim to have seen?

    • @t1n4444
      @t1n4444 Před rokem +3

      @@PistonAvatarGuy
      Again ... where's all this evidence of environmental damage?
      Evidence?

  • @louisanow
    @louisanow Před rokem +3

    Bird droppings don't wash off easily in one pass. Solar panels anywhere will require regular cleaning - remote control solar spot bots will become normal household and industrial appliances.

  • @hooligan_56labelle22
    @hooligan_56labelle22 Před rokem

    Very nice.

  • @Eduard.Popa.
    @Eduard.Popa. Před rokem +1

    It will become the standard to save water from evaporation and it will help the cooling of solar panels !

  • @ThamMayapun-dh4ik
    @ThamMayapun-dh4ik Před rokem

    Wow it's very Exccelent idea😮

  • @imortalaztec
    @imortalaztec Před rokem

    Is thinking about hydrogen home generator for each home going backwards or forward? I always wonder why we don't have them like an ac unit

  • @djonfonsteen6331
    @djonfonsteen6331 Před rokem +1

    Clean energy? That's a contradiction in terms... especially when the profits take your dignity and food off your table. No more

  • @AnthonyDrogon
    @AnthonyDrogon Před rokem +3

    1:17 "With a price tag of €6M, the solution isn't cheap"
    What? How cheaper do you except it to be? If it really powers 1,500 homes, that's €4k per home; Or 2~3 years worth of heating oil for example.
    Sounds like a bargain.

  • @loknathbehera6557
    @loknathbehera6557 Před rokem +1

    In many places energy produced is being used to pump back water released downstream by the turbines to the reservoir.

  • @viranjith
    @viranjith Před rokem

    Cool!

  • @ChristianWagner888
    @ChristianWagner888 Před 22 dny +1

    In India a 50 km/h wind just destroyed a floating solar farm - India‘s biggest. Floating solar farms are a bad idea, increasing costs and risks with little benefit. Better to place them on south facing hills that are not viable for agriculture. I see plenty of those sunny but unproductive hills within 150 km of our city of 2 million.

  • @IambiguousSegment
    @IambiguousSegment Před rokem +7

    RENEWABLE IS THE WAY

    • @GRFC1872
      @GRFC1872 Před rokem +1

      Everything is renewable as everything came from the earth and stays on the earth

    • @organicfarm5524
      @organicfarm5524 Před rokem +3

      ​@@GRFC1872 fossil fuels once burnt, it ends

    • @GRFC1872
      @GRFC1872 Před rokem

      @@organicfarm5524es and the smoke goes up then rains back down

    • @organicfarm5524
      @organicfarm5524 Před rokem

      @@GRFC1872 but that doesn't convert back into fossil fuel hydrocarbons

    • @GRFC1872
      @GRFC1872 Před rokem

      @@organicfarm5524wrong

  • @b.l.o.c.k.6648
    @b.l.o.c.k.6648 Před rokem

    I like this guy👍thank you

  • @MiraPantha-vu8tk
    @MiraPantha-vu8tk Před 3 dny

    Impressive Innovation

  • @jasonking6892
    @jasonking6892 Před rokem

    Good video ..the presenter sounds like youtuber Paul lucas 👍🏴󠁧󠁢󠁥󠁮󠁧󠁿

  • @Boo-pv4hn
    @Boo-pv4hn Před rokem +1

    The issue is, countries will just build and build them. This could mean life and death for aquatic life that need to come up for air. Less ability for birds and other animals that rely on targeting a pray from out of the water and so on. These should have all of that in mind and be built in conjunction with it. Put them on ships already trailing the ocean. Put them on buildings with free space externally roof and walls. Soo many options

  • @TheAlexwilhelm
    @TheAlexwilhelm Před rokem

    3:48 when he tried to hand it to him 😣

  • @davidk6264
    @davidk6264 Před rokem

    I thought from the thumbnail that this was a story of an algae farm for biofuel.

  • @chakra7562
    @chakra7562 Před rokem +2

    It has no use in north Europe with dark gray cool weather 😱

  • @TimothyWhiteheadzm
    @TimothyWhiteheadzm Před rokem +1

    Not a new idea at all. Places with limited land like Japan have been doing it for ages. Obviously it isn't 'the future' but one way that solar panels will be installed. 'The future' is combined wind and solar in many different locations, as well as various other renewable sources such as hydro. For homes, the future is rooftop solar wherever possible as that reduces transmission requirements, but there will always be a need for some solar farms for industry and cities.

  • @zonakthelivestation8268
    @zonakthelivestation8268 Před 6 měsíci

    The upcoming dream project

  • @prasadnilugal4691
    @prasadnilugal4691 Před rokem

    Fantastic Super Innovation

  • @peterellis4982
    @peterellis4982 Před rokem +2

    Much better then using farm land

  • @Lima547
    @Lima547 Před rokem +1

    Great topic. Very well done!

  • @eckligt
    @eckligt Před rokem +15

    I prefer nuclear and hydropower. But solar operated together with a hydropower plant as a water-saver technology makes sense -- that is to say, they shouldn't sell the two sources of electricity separately, and the combined system power shouldn't exceed the power of the hydropower alone.

    • @jakel8627
      @jakel8627 Před rokem +7

      Is what you prefer relevant? These aren't flavours of ice cream

    • @eckligt
      @eckligt Před rokem +3

      @@jakel8627 Hi Jake. Saying it's what I prefer is a turn of phrase. Obviously I was expressing a political view, while also expressing some cautious support for this type of hybrid generation. Overall, my motivation for writing a comment was to ensure that the "renewables is the only path" narrative that the video promotes, isn't left uncontested. Now, what was your motivation for writing a reply?

    • @MelioraCogito
      @MelioraCogito Před rokem

      @@eckligt Jake's comment was simply a rebuttal to your misguided use of “prefer” - _‘to set or hold before or above other persons or things in estimation; like better; choose rather than’._
      As a consumer, you are given no _preferential choice_ in how the electricity you use is being generated. You get whatever the grid feeds you, from _whatever source_ creates it (unless of course you have your own means of generating your electrical demand yourself, enabling you to live “off grid”).
      Furthermore, stating you “prefer” something without providing a reasoned argument behind your ‘preference’ is not a “political view”, it is an emotional statement and as I’ve pointed out above, irrelevant to any _choice_ you might perceive you have in selecting a generating source to fulfil your electrical demand.
      As for one’s motivation in replying to a comment, it would seem pretty obvious to most by the content of the rebuttal, but clearly it isn’t so obvious to you.

    • @Boo-pv4hn
      @Boo-pv4hn Před rokem

      Nuclear is not a good idea for the long term future. It’s too dangerous

    • @markcynic808
      @markcynic808 Před rokem +2

      Oil, gas and coal are better.

  • @goemon9378
    @goemon9378 Před rokem

    6million euros to power a quarter of the country for a decade? i'd say that's a pretty good deal.

  • @jeremyhontalba8121
    @jeremyhontalba8121 Před rokem

    This guy could use a call of duty upgrade

  • @yoonyoon9934
    @yoonyoon9934 Před rokem

    Great

  • @richardyoung3074
    @richardyoung3074 Před rokem

    so how much power does it generate!!!! Can we actual units please. my home array is not measured in 'homes'.

  • @DavidRexGlenn
    @DavidRexGlenn Před rokem +1

    After spending some time as a deckhand on commercial fishing boats, I wish I would have had a power-washing Roomba to scrub fish bones transmogrified by seagulls into sun-dried cement

  • @mulengadaka14
    @mulengadaka14 Před rokem +1

    What about the Organisms in the water wont that reduce the amount of light penetrating in that section?

    • @Dungshoveleux
      @Dungshoveleux Před rokem

      Precisely.

    • @explorer47422
      @explorer47422 Před rokem +4

      It's not a natural body of water mind, its artificial for the dam, and a lot of organism growth like algae can actually be quite toxic for the other organisms which this minimises

    • @felixarbable
      @felixarbable Před rokem +2

      look at the size of the resevoir lol

    • @mulengadaka14
      @mulengadaka14 Před rokem

      @@explorer47422 i understand the algae part and that is the only Environmental advantage i heard. but what about those other organisms that need the light for photosynthesis in that section where the panels are installed.

    • @explorer47422
      @explorer47422 Před rokem +2

      @@mulengadaka14 Technically no marine life would have ever existed in that area before the dam anyway, and the panels likely cover less than 1% of the surface. You can see how deep the lake is based on the height of the dam, the bottom of which very little light would reach anyway so there won't be any plants, and fish don't need to photosynthesise

  • @alexanderadavar6439
    @alexanderadavar6439 Před rokem

    Place gaps in between the solar panels to allow light through, so that you do not harm the wildlife beneath

  • @zettaiengineer4202
    @zettaiengineer4202 Před rokem +4

    The solar panels should provide a net cooling of the reservoir because they convert a percentage of the solar insolation into electricity rather than the insolation otherwise heating the water. The panels could also act as radiators to cool the water at night. The reservoir could then be a district cooling resource, for example Lake Mead which supplies Las Vegas.

    • @PistonAvatarGuy
      @PistonAvatarGuy Před rokem +1

      That depends on whether or not their albedo is higher or lower than the water itself. They convert very little of the energy that they receive into electricity.

    • @zettaiengineer4202
      @zettaiengineer4202 Před rokem +1

      The albedo of water is low,

    • @PistonAvatarGuy
      @PistonAvatarGuy Před rokem +1

      @@zettaiengineer4202 Regardless, floating solar panel installations are expensive, they only produce energy during the day and there aren't many area's where their installation makes sense. Nuclear is a far better option.

    • @Leo-gt1bx
      @Leo-gt1bx Před rokem

      Not to mention the other possibility detrimental effects they could have

  • @AndrewLumsden
    @AndrewLumsden Před rokem +1

    What the hell is the size of 5 football pitches? 😡😡😡 (Please don't answer that.) Give us the size in metres or yards.

  • @FMaruf
    @FMaruf Před rokem

    Bangladesh should take step like this....

  • @zombiebullshark3834
    @zombiebullshark3834 Před rokem

    They should hire a person with a falcon. Bringing one to an airport made the birds leave for months and the falcon was only there for a day

  • @GreylanderTV
    @GreylanderTV Před rokem +1

    Unless there is a secondary benefit, like keeping the water cool or preventing evaporation, I can't see any justification for the added complexity and expense. Powering the entire planet with solar would require an absurdly small fraction of land area, a large portion of which can be almost entirely rooftops, other dual purpose land, and barren or otherwise unused land.

    • @marcustrevor1883
      @marcustrevor1883 Před rokem +3

      I think the evaporation benefit is underplayed, look at the reservoirs in California which are covered in plastic balls to stop evaporation, imagine if they were covered in solar panels instead.

    • @Rally1800
      @Rally1800 Před rokem +1

      I do agree there's plenty of rooftops available and a decentralised solar production is far better.
      This one might be more complex/expensive to install but in the other hand it's using the grid infrastructure already created for the dam.
      Also, I think Alqueva has hydro pumping storage, so theoretically they can use solar to pump water upstream during the day (storage) and use it generate electricity during the night.

    • @MelioraCogito
      @MelioraCogito Před rokem

      I've always viewed solar as one of several "liberation technologies" - small-scale (

    • @GreylanderTV
      @GreylanderTV Před rokem

      @@marcustrevor1883 Yes, I could see this making sense on reservoirs. Though I would still wonder is cost of similar number of panels on land plus the plastic balls on top of the reservoir might still be cheaper.

    • @GreylanderTV
      @GreylanderTV Před rokem

      @@MelioraCogito Long term, solar & battery components are virtually 100% recyclable. No major hurdles there.

  • @MarinePigVa
    @MarinePigVa Před rokem +5

    People just now are realizing solar can help but isn't the answer. Especially at the higher latitudes. You must use what is appropriate for the region.

    • @t1n4444
      @t1n4444 Před rokem

      And we should not forget the fx of weather/climate either.

  • @shamrock141
    @shamrock141 Před rokem

    Personally I don't think this is the way to go. The maintenance costs, difficulty of access and local environmental damage may outweigh any benefits of placing a solar panel on water instead of land

  • @nancyrasmussen7990
    @nancyrasmussen7990 Před rokem

    Have they considered hawk decoys to chase off the birds?

  • @mydreamagriculture
    @mydreamagriculture Před rokem

    nice

  • @omarelias1490
    @omarelias1490 Před rokem

    Maybe we should have that over the ice caps to freeze back the ice caps

    • @tooboukou8ball702
      @tooboukou8ball702 Před rokem +3

      ActUaLLy... the white ice caps reflect a lot of the solar rays back into space, covering them in dark solar panels could have a net negative impact.

  • @wm2357
    @wm2357 Před rokem

    This is going to be great for the environment. Especially when it will have to serve 15 billion people - Africa and Asia

    • @marek9784
      @marek9784 Před rokem

      If things carry on as they do our population won't ever reach 15 billion. Current estimates show it'll peak at ~11b

  • @KJSvitko
    @KJSvitko Před rokem +2

    Every home and business building needs to have solar panels
    Every large big box store parking lot can install a huge solar canopy with electric vehicle chargers.
    Wind and solar energy combined with battery storage are safer, cleaner and cheaper than fossil fuels or nuclear energy.

    • @jarhead1199
      @jarhead1199 Před rokem

      Cool story Skippy

    • @l-dogtheman1685
      @l-dogtheman1685 Před rokem

      Wind and solar energy is definitely safer, cleaner and cheaper than fossil fuels. Regarding nuclear power, it is not so clear. There is a wide range of generation costs and co2 emissions per kwh of electricity when it comes to nuclear. An objective view is essential to finding the best way to move forward. We have to have an open mind about alternatives. Fossil fuels are destroying the environment and harming/killing plant and animal life. That is fact. Moving away from those destructive energy sources has top priority. And using solar and wind that are environmentally friendly is a good idea to lessen our negative impact on the world. But nuclear energy may also play an important role in our transition.

    • @jarhead1199
      @jarhead1199 Před rokem

      @@l-dogtheman1685 how are you going to manufacture wind and solar products without fossil fuel?

  • @joe.oneill
    @joe.oneill Před rokem +20

    Have any studies been done to look at any negative effects on aquatic life from blocking the sunlight?
    Seems to me, that would be a real problem.

    • @GRFC1872
      @GRFC1872 Před rokem +2

      There have been studies and solar is very bad for the marine life and a great little fire starter

    • @jenmu7870
      @jenmu7870 Před rokem +5

      listen: minute 2:28

    • @HelloitsSigmar
      @HelloitsSigmar Před rokem +12

      @@GRFC1872 that’s just bollocks

    • @HelloitsSigmar
      @HelloitsSigmar Před rokem

      One thing, apart from what was mentioned in the video, I can tell you is that they seem to attract marine life below them. But this is just anecdotal evidence from me and no study

    • @debbiehenri345
      @debbiehenri345 Před rokem +8

      I should imagine that a solar panel is nothing more to marine life than a dark cloud (there will be some reflection and refraction around the edges and through gaps between panels). Since it floats it can be moved anyway, and marine life that can do the moving for itself will go and find a sunnier spot to swim if it wants.
      In addition, given how very hot last summer was in Europe, I wouldn't be surprised if that little extra shade wasn't a 'relief' rather than a hindrance to marine life.

  • @jamess4869
    @jamess4869 Před rokem +2

    These panels are made of some terrible stuff...I wouldn't put them anywhere near water...have it leech into the ground...

  • @RAWGRIP54
    @RAWGRIP54 Před rokem

    Good idea. But. Will these cell Islands on the waters cause the water to heat up increasing
    Algae?

  • @PamelaGreen354
    @PamelaGreen354 Před rokem +1

    Look here and not over there!

  • @ericliu5491
    @ericliu5491 Před 6 měsíci

    Floating PV solar farms will block out sunlight that photosynthetic aquatic organisms need. This will result in less CO2 being removed by the water body and less food for fish.

  • @thesilentone4024
    @thesilentone4024 Před rokem +1

    Mybe dont put it that close to the dam.
    Also why is it so thick space out that solar a little more your blocking out the sun for the plants underwater.
    Yes its small but if it gets expanded on thats way to close 5 to 6 feet apart for plants underneath not 8 inches to a foot apart like these that will choke out the sunlight for the plants.
    Also your blue green algae is mostly from excessive fertilizer from farm runoff also boats mixing soil from moving around so fast its making those algae blooms worse.

  • @dmoon9037
    @dmoon9037 Před rokem

    Get some scare-drones aloft, programmatically vector them to birds that penetrate the panel airspace up to 15-20 meters. Doesn’t solve the “high” altitude ordnance, of course.

  • @antoniomartinezpena798
    @antoniomartinezpena798 Před 3 měsíci

    Company name ?

  • @dhawthorne1634
    @dhawthorne1634 Před rokem

    I bet it really would take 7 nation's army's to combat the seagulls.

  • @kawseralam7864
    @kawseralam7864 Před rokem

    mr correspond you are so honoble thank you

  • @cdhewko
    @cdhewko Před rokem +1

    Interesting, I gather they would not block light into the ocean? If that's the case it would not effect sea life, or change currents in the ocean (if there is a large enough area to cool water underneath it). To say this is a better option is literally just the out of site out of mind type ideas. It would take more resources to repair, weather could effect them more drastically, and they would have to be tethered to something to not drift along sea currents.
    I'm not saying don't consider it, but don't please don't think that this idea is like better than other ideas. There are benefits, and drawbacks. Most of these will be unforeseen stuff regarding our ocean ecosystems. Is it clean energy if it say causes the coral to stop producing? Or change the migration of all sea life under it? Or cause current changes that effect regions of the planet in the worst case scenarios.
    Yes it is an option, but I think messing with the climate control for the planet might be in long term probably unwise? We are constantly placing new stuff in without actually testing the impact of things. Maybe we should test that and get some idea of what long term effects of this might be?

    • @cdhewko
      @cdhewko Před rokem

      The infrastructure stuff would be like candy for my brain. Can we see that information? Engineering is pretty interesting. I will look for more on it.

    • @debbiehenri345
      @debbiehenri345 Před rokem +2

      Since there are reasonably 'few' floating solar farms around the world right now, you could say these are all test models to see long term effects.
      However, considering where this 'particular' solar farm is situated - at the head of a dam - that's quite probably an artificially flooded area anyway, and so it's not likely there is an ancient, well-established ecosystem underneath that environmentalists would be too concerned about.

  • @mho...
    @mho... Před rokem

    I like the idea of using the artificial lakes for solar, just as always, questionable what it does to the lake, ecosystem wise...

  • @Dungshoveleux
    @Dungshoveleux Před rokem +2

    This will have implications for saltwater biodiversity and temperatures under the floating solar pontoons.

    • @explorer47422
      @explorer47422 Před rokem +3

      It's not saltwater it's an artificial lake created by the dam

    • @mulengadaka14
      @mulengadaka14 Před rokem

      Yeah solving 1 problem while creating another problem.

    • @mintheman7
      @mintheman7 Před rokem +2

      You are worried about saltwater biodiversity in a fresh water artificial reservoir? What is wrong with you people now a days?

    • @jeanjacqueslundi3502
      @jeanjacqueslundi3502 Před měsícem

      Are people obtuse? Why are the majority of comments on things like this always some person b*tching about something that makes no sense?