123
Congressional Republicans Aim to Shield Fossil Fuel Companies From Climate Lawsuits
(insideclimatenews.org)
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.
When were the regulations signed in though? In an era different from today. Without major reform or minor revolution we wouldn't be able to get back to that era.
Biden passed the 2024 Powerplant regulations that they are rolling back now, and Obama passed the clean power plan 2015 built on the 2009 greenhouse gas engagement finding performed during his first term.
So the eras were the last 3 times Republicans were not in office