Human greed is a huge issue, the reason both the US and China won’t drop the coal industry is because of money, when you look at most other countries like France or Canada, the zero emissions goal with renewable energy is approaching fast.

You’re entirely correct, we have the technology right now. The issue is human nature and the desire for superpowers to remain top tog by spending less on energy costs. People always think about short term benefits and ignore long term disaster consequences.