I have an itch to fight some green capitalists on this matter. I really want to take this whole notion of "fixing capitalism will fix the climate".
For climate doom, just check the UN's reports, including the IPCC
Jason Hickel is a leftist that talks about degrowth and his academic publications include big meta-studies that conclude we're headed towards well over 1.5C. He also explains how this can be avoided by policies that would essentially require socialism.
I don't have sources on China off the top of my head, but I do know that they're investing massively in clean energy and transit, which are major elements of tackling global warming. They're doing a ton unilaterally and I think might be the only industrialized nation meeting their international climate commitments.
Not to be confused with Jackson Hinkle some random social media fascist.
Their fusion form is Jacksson Hinckeel and they are entirely inoffensive centrist person
IF you can navigate some of the brainworms r/collapse should give you more than enough. Nothing changed(about the climate) from the last time I used to frequently read that sub over 2 years ago.
Some random posts, look for the climate tag.
G-20 nations provided $693 billion in support for coal, fossil fuels in 2021 — report
Europe’s climate warming at twice rate of global average, says report.
As for China maybe start with r/sino pick one.
This is low on details but China is expected to invest 75 trillion (with a T) into carbon neutral initiatives.
They also have planted more trees than any other country in the world, and are a global leader in anti-desertification efforts.
