• Aatube@lemmy.dbzer0.com
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    1 day ago

    Only because solar/wind’s been subsidized (by nearly everybody but the US and Russia) to heck. This is like saying trains aren’t profitable because of how much the US subsidizes roads. Even then, nuclear ROI is still better in the long term, it just comes slower.

    • rafoix@lemmy.zip
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      1 day ago

      Nuclear power plants are much more subsidized than almost anything on the planet.

      How many private sector nuclear power plants are there? How profitable are they? What is the cost per watt?

    • UnderpantsWeevil@lemmy.world
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      1 day ago

      Only because solar/wind’s been subsidized

      Nothing has been more subsidized than nuclear energy. It’s entire existence is predicated on public R&D. Virtually all of its generators are public projects. It’s a notorious money loser to operate. We still don’t have a good solution for nuclear waste, so that gets stashed on public lands and in Superfund sites, too.

      That’s not the reason it lags the alternatives, though. If public spending got us cheap energy with zero trade offs, everyone would be France by now.

      Solar/Wind, by contrast, get dogshit subsidies both relative to nuclear and fossil fuels. It outperforms in defiance of subsidies, often growing market share in states that are actively hostile to its expansion.

      Even in the face of enormous cuts to public spending and bailouts to coal, under Trump 1 & 2, renewables increased their market share.

      That’s because renewables aren’t just efficient, they’re profitable. Enormously profitable. The private sector loves high margins on their capex spend, and renewables consistently deliver.

      • Aatube@lemmy.dbzer0.com
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        1 day ago

        Nothing has been more subsidized than nuclear energy. It’s entire existence is predicated on public R&D.

        You seem to be implying that solar cells weren’t. I don’t believe that is true. Photovoltaics were brought about by US the government for satellites. (PV was initially discovered privately, but so was nuclear.) Solar was considered a notorious money loser to the point where it was only deployed for spaceflight. It was only after 60 years of public R&D that private commercial solar became variable in the 2010s.

        We still don’t have a good solution for nuclear waste, so that gets stashed on public lands

        This I’ll concede. In fact, in the US, it’s worse than “public lands”: it’s often indigenous reservations, so land the US doesn’t even own and sacred sites.

        I’ll note that despite this being indeed a very big issue, nuclear land use is still two orders of magnitude less than solar for equivalent energy generation.

        Virtually all of its generators are public projects. […] Solar/Wind, by contrast, get dogshit subsidies both relative to nuclear and fossil fuels.

        Not true at all. In FY 2016 alone, US subsidies were just 415 million to nuclear, compared to 3036 million for solar (https://www.eia.gov/analysis/requests/subsidy/pdf/subsidy.pdf Tables A3, A4). That’s nearly an order of magnitude. Nuclear is operated by companies just as solar is.

        Solar only became the knockout winner it is today after 70 years of intense research. Nuclear only got 40. I am simply saying we should give it the fair chance before you can say that there really is no potential.

        • UnderpantsWeevil@lemmy.world
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          1 day ago

          You seem to be implying that solar cells weren’t. I don’t believe that is true

          Tell it to Bell Labs. Tell it to the the Solar Energy Industries Association. Idk why Americans couldn’t get on the ball publicly. But solar was squarely in the private domain for generations.

          Photovoltaics were brought about by US the government for satellites.

          They were brought about by the industrialization of satellites, certainly. But the R&D was all heavily privatized by and for the private telecommunications sector.

          When the US began rolling out large scale solar power plants in earnest, Walmart became the nation’s largest installer and purchaser. No state or federal department came close to it.

          The largest investors in new build construction are NRG Energy and Google. Even the state regulated utilities lag behind.

          Solar only became the knockout winner it is today after 70 years of intense research.

          Largely overseas and financed by foreign governments or private firms. The US efforts at subsidizing solar are regularly stymied and gutted by conservative governments.

    • isleepinahammock@lemmy.blahaj.zone
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      1 day ago

      It is literally impossible to operate a fission plant without government subsidies. Private insurers won’t touch the things, as the potential damage they can do in a worst case scenario is something only the budgets of nation states can absorb. Nuclear plants always rely on national insurance schemes to make them viable.