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.
I think there's also a double whammy of solar/wind being a 'liberal' energy, so any damage done to it will get browny points with the idiots who see it as successfully 'owning the libs', alongside the oil/gas industry bribing them to stifle it as well.