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.
Interesting video, but a bit of clickbait.
The "tipping point" they're talking about is renewable energy, particularly solar. It's now dropped in price to the point where it's the cheapest option for energy. That means it's not just the best ecological choice, but the most economical as well. That increases adoption, which will drive prices down even further.
Also the one about coral reef dying which is happening already