To be fair, looking from the outside, democrats don't seem to be very eager to do anything about it either, most politicians in the US seems to be playing for the same team; the rich and wealthy.
Huh??? Did you just miss Biden's entire term? Democrats literally passed a massive bill that included $783 billion in funds for renewable energy to fight greenhouse gas emissions. Exactly what else do you want them to do?
https://en.wikipedia.org/wiki/Inflation_Reduction_Act