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.
This post uses a gift link which may have a view count limit. If it runs out, there is an archived copy of the article which captures the text, but not key diagrams.
The big thing that's happening is that while North America and Europe are cutting coal use, third world use coal-burning is increasing even faster.
There are renewables available cheaper than coal( if you take into account subsidies ), especially in China (the country that dominates those graphics (if you look carefully at the vertical scales). However, there are many political leaders - mainly of older generation - who cannot imagine abandoning coal, they prefer to keep on subsidising, to save traditions and communities, to defend their concept of what made 'great' decades ago. In China and India there is also a widespread concept that since the west did this in the past, so now they have to use up an equivalent per-capita share of the atmospheric space - a kind of collective global suicide.