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Last year China generated almost 3 times as much solar power as the EU did, and it's close to overtaking all OECD countries put together (whose combined population is 1.38 billion people)

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  • How much coal has China cumulatively used in its history compared to the US or Europe? Spoiler alert: much less. Almost as if countries in the process of developing used coal for a reason...

    To be clear: Are you saying China is in the process of developing?

  • What's the point of comparing coal if not for CO2? Most other forms of pollution from coal are local, not global, the international debate here is on climate change, a western-world inhabitant has no right to say what China should be doing with the local pollution. The discussion on coal is started because of its horrendous climate change potential, which comes exclusively from its cumulative CO2 emissions.

    But if you want to compare coal numbers, I ran the calculations using this source for US production and this source for China production. Downloading the CSVs from both sources, I get that the US has produced 85643270043 short tons of coal, which at 21GJ of energy per short ton amount to 496731 TWh, whereas China has extracted 617787 TWh, i.e. a bit below 25% more than the USA. Since China has 1411 mn inhabitants and the US has 340 mn inhabitants, i.e. China has 415% the population of the USA, China has along its existence as a country extracted about 1/3 as much coal per inhabitant than the USA.

    So yeah, China would have to literally consume twice as much coal as it's already consumed to reach US values of per-capita historical cumulative coal consumption.

    Now what will you come up with? Suddenly coal numbers don't matter anymore?

    Now what will you come up with? Suddenly coal numbers don’t matter anymore?

    Do you think I am here to hate on China or something? Your inital claim was:

    How much coal has China cumulatively used in its history compared to the US or Europe? Spoiler alert: much less.

    And when you looked at the numbers and you were clearly wrong, you moved the goal poast again:

    So yeah, China would have to literally consume twice as much coal as it’s already consumed to reach US values of per-capita historical cumulative coal consumption.

    Or 50% more to be at the level of the EU, using the Our World in Data numbers from 1900(thanks btw). Given current production, China would overtake the EU around 2040 in that metric.

  • Yes, something like that. Now, while you can theoretically install that many solar panels, the kicker is that you don't have nowhere enough storage. And even if you had that 10%, you could increase solar all you want, but the nuclear would be still running at 90MW because of the storage, or better, the lack of it. And because you would have a surplus of cheap solar power energy during the day - assuming more solar panels than 10%, it would erode more expensive nuclear one to become even more expensive.
    Basically if we solve storage, we can get rid of nuclear, but not before.

    I mean the UK has 6% of its energy over the year come from solar, and 30% from wind, and installations are only accelerating, so this amount of installed solar is far from unrealistic.

    Installing storage approximately doubles the LCOE of solar energy, so this is also feasible from a cost point of view as we get rid of dispatchable gas turbines.

    Basically if we solve storage, we can get rid of nuclear, but not before.

    I am not saying we should get rid of nuclear. I am saying we should keep some nuclear, also once we have got less gas and more storage. Does this resolve some things in this discussion for you?

  • Now what will you come up with? Suddenly coal numbers don’t matter anymore?

    Do you think I am here to hate on China or something? Your inital claim was:

    How much coal has China cumulatively used in its history compared to the US or Europe? Spoiler alert: much less.

    And when you looked at the numbers and you were clearly wrong, you moved the goal poast again:

    So yeah, China would have to literally consume twice as much coal as it’s already consumed to reach US values of per-capita historical cumulative coal consumption.

    Or 50% more to be at the level of the EU, using the Our World in Data numbers from 1900(thanks btw). Given current production, China would overtake the EU around 2040 in that metric.

    The important metric for the moral debate is cumulative CO2 per capita, because that's the whole reason why we're measuring coal production history, not because we hate coal per se.

    I showed you that, even moving to cumulative coal production, China still has 1/3 that of the US per capita, which is the important metric because why the fuck would we compare a country with 1.4bn inhabitants to one with 340mn without taking population size into account.

    So yeah, China still has a lot of margin for coal burning until they reach the evil levels of the US/EU, but thankfully they won't because they're the strongest country in renewables, producing essentially 100% of all solar panels in the world.

  • To be clear: Are you saying China is in the process of developing?

    Compare GDP PPP per capita. China is very much on a lower place than the US or Germany. China is very developed compared to, say, Philippines, but still developing when compared to Japan or UK.

  • It's not about regulation. China has almost the complete photovoltaic production of the world. Essentially all panels installed in the rest of the world are also Chinese. It's about a smart government knowing which technologies to pursue, instead of things like the Spanish "sun tax" of the 2010s that killed whatever solar industry there might have been in the sunniest country in Europe.

    It's about energy independence. The CCP doesn't give a fuck about the environment, but not having to bring in energy from out of country is high on any governments priority list.

  • Why is Polution per GDP a better measure? I don't care how much they export when they're killing the planet at a faster rate every year with no intentions to stop it. I will praise China and the rest of the world when they reimplement and follow through with plans to ethically lower the world population, such as investment in education especially for women and incentives or fines based on numbers of children.

    You should be pretty happy with China then. They have a replacement rate just over one. That's lower than the US or Europe.

  • Coal is unreliable and dirty.

    China use absurd amounts of coal and they're not slowing down. They're the worlds largest producer and consumer of coal. They're increasing use of all power generation types - coal, solar, nuclear.

    Yes. And go check the percentage of coal use over time. Coal is going up. Renewables are going up much faster.

  • I mean the UK has 6% of its energy over the year come from solar, and 30% from wind, and installations are only accelerating, so this amount of installed solar is far from unrealistic.

    Installing storage approximately doubles the LCOE of solar energy, so this is also feasible from a cost point of view as we get rid of dispatchable gas turbines.

    Basically if we solve storage, we can get rid of nuclear, but not before.

    I am not saying we should get rid of nuclear. I am saying we should keep some nuclear, also once we have got less gas and more storage. Does this resolve some things in this discussion for you?

    I mean the UK has 6% of its energy over the year come from solar, and 30% from wind, and installations are only accelerating, so this amount of installed solar is far from unrealistic.

    Yep. No issues there.
    The core problem is storage here. And until we have a solid plan how to deliver with proven technology present today, we have to build new and run existing nuclear power plants. The other option is gambling.

  • They were also responsible for 95% of the world's new coal construction (2023). With just 1/5th of the world population.

    I'll give them props for solar. They build a lot of it, and thanks to us outsourcing practically everything to China over the last few decades, they build most of our solar as well.

    95% of the world’s new coal construction (2023)

    China had the largest new coal construction in 2023 but it was far below 95%. I didn’t do all the math but it drops below 50% when you compare it to just the growth of the next three biggest coal producers.

    They build most of our solar but we’ve effectively banned it now. They’re not only growing capacity to produce renewables, they’re taking the outputs that were planned for sale here and installing them locally.

  • The important metric for the moral debate is cumulative CO2 per capita, because that's the whole reason why we're measuring coal production history, not because we hate coal per se.

    I showed you that, even moving to cumulative coal production, China still has 1/3 that of the US per capita, which is the important metric because why the fuck would we compare a country with 1.4bn inhabitants to one with 340mn without taking population size into account.

    So yeah, China still has a lot of margin for coal burning until they reach the evil levels of the US/EU, but thankfully they won't because they're the strongest country in renewables, producing essentially 100% of all solar panels in the world.

    First of all greenhouse gases not just CO2.

    It is also a metric China will not want to use. Per capita annual emissions are already higher in China then in many Western countries. More so UN population forecast shows Chinas population falling much more quickly then that of the West.

  • Pollution per GDP is a bad measure. Mali has a high CO2 intensity, but the GDP per capita is low, so pollution is low. The best measures are emissions per capita in consumption and production terms. China is not a saint in either of those metrics, being rather close to the EU in both of them today.

    GDP is total production net of total consumption. It would be cool to compare it to those factors independently but don’t know of anyone who reports that data.

    I’m not looking to bestow sainthood upon any country. Just looking for the most accurate metric.

  • First of all greenhouse gases not just CO2.

    It is also a metric China will not want to use. Per capita annual emissions are already higher in China then in many Western countries. More so UN population forecast shows Chinas population falling much more quickly then that of the West.

    First of all greenhouse gases not just CO2

    For cumulative that's debatable. CH4 is the second most important gas, and its half-life in the atmosphere is short enough that over spans of 100s of years it can decompose into CO2 which has a much lesser greenhouse potential.

    Per capita annual emissions

    See? Moving the goalposts. Moving from cumulative, the real important metric, to per capita current emissions during a renewable transition, because otherwise the data doesn't fit your preconceived, chauvinistic anti-china views.

  • It's about energy independence. The CCP doesn't give a fuck about the environment, but not having to bring in energy from out of country is high on any governments priority list.

    That's why China is working hard on the greatest desert reforestation projects in the world, and why it exports an insane amount of solar panels instead of keeping them for themselves.

  • Coal is unreliable

    How? I would've said coal is very reliable, it worked for over a hundred years.

    Unreliable may have been a poor choice of words.
    You can’t move coal around with pipes or wires. Someone needs to drive trucks full of coal to a power plant.

    The pollution from coal tends to have a lot of externalities that drag on the economy. Lost work days, faster equipment degradation, etc.

    They use coal but they have practical reasons to want to reduce reliance on coal.

  • Unreliable may have been a poor choice of words.
    You can’t move coal around with pipes or wires. Someone needs to drive trucks full of coal to a power plant.

    The pollution from coal tends to have a lot of externalities that drag on the economy. Lost work days, faster equipment degradation, etc.

    They use coal but they have practical reasons to want to reduce reliance on coal.

    Trucks? If you move coal for a power plant using trucks you're going to need a lot of trucks, you use trains or ships instead, or just build the power plant next to the mine and use conveyor belts.

  • You should be pretty happy with China then. They have a replacement rate just over one. That's lower than the US or Europe.

    They're attempting to raise the replacement rate to maintain their still massive population. It is problematic.

  • Last year, China generated 834 terawatt-hours of solar power.

    Which is more than the G7 countries generated, and more than the US and EU combined. In fact the only country group that generates more solar power than China is the OECD, all 38 countries of it.

    Data:
    @ember-energy.org

    Source: https://bsky.app/profile/nathanielbullard.com/post/3lsbbsg6ohk2j

    but at what cost!

  • I think that you misunderstood his comment. He's not criticizing solar energy, he's calling out China's green washing as they have the same solar production per Capita than Europe but they have way more coal production per Capita than Europe.

    A right wing politician would throw a fit about how solar energy is dangerous and make kids trans.

    how is that greenwashing?
    Then buying woodpellets from canada, shipping them to EU to fuel an 'eco' biomass installation is definitely greenwashing.
    But you're right, Sinophobia is also a pseudo-democrat, lib trait.
    That's what you're doing.

  • 95% of the world’s new coal construction (2023)

    China had the largest new coal construction in 2023 but it was far below 95%. I didn’t do all the math but it drops below 50% when you compare it to just the growth of the next three biggest coal producers.

    They build most of our solar but we’ve effectively banned it now. They’re not only growing capacity to produce renewables, they’re taking the outputs that were planned for sale here and installing them locally.

    The US may have effectively banned it, but everybody else is buying loads of it.

    As far as I can tell it's operating at capacity. China's installing it for the same reason everyone else is. It's cheap as chips. Power stations take a lot of planning and management, while you can take a few acres of fields and effectively turn it into a money generator with no moving parts.

    I'd have got some myself, but my house faced the wrong way to get in on the free solar panels boom, and the up front costs mean it won't pay itself back for like 20 years. I was tempted once the prices went through the roof when Russia invaded Ukraine, but I moved to a tariff priced every 30 minutes or so and the benefits vanished. I might as well let a local farmer build it all instead.

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