Their assets should be seized, it's past the time where they can just "help".
Climate - truthful information about climate, related activism and politics.
Discussion of climate, how it is changing, activism around that, the politics, and the energy systems change we need in order to stabilize things.
As a starting point, the burning of fossil fuels, and to a lesser extent deforestation and release of methane are responsible for the warming in recent decades:
How much each change to the atmosphere has warmed the world:
Recommended actions to cut greenhouse gas emissions in the near future:
Anti-science, inactivism, and unsupported conspiracy theories are not ok here.
They lied and deceived for 30+ years to make money. I hope they will have to pay.
We could just lower the number of ETS certificates and send the extra money raised to help poorer countries out a lot. This sounds more like not wanting to pay, rather then a good solution. The EU has emitted 16.7% of cumulative CO2 emissions with 5.6% of the global population. So sending some money to poorer countries who have emitted far less is just being fair.