Fossil fuels extraction is the best of the industrial/non-talent based sectors, Saudi Aramco basically sticks straws in the sand and oil comes out at 7 dollars per barrel.
Electrons they are all the same, there is not some consumer convenience in using green electrons.
The only success story in terms of marketcap is Tesla, but that company is based on constant lies told by the CEO to keep people energized.
If we manage to solve climate change it would be the biggest letdown ever for the general population: the way this thing is being socially and politically advertised people expect a technoutopian future where all of a sudden rainbows would appear all over the place from cows derriere in lieu of methane. A technoutopian pipedream sold by Musk and the like.
In reality we'd just manage to keep things as they are now, our lives won't change that much.
Tl;dr Long SaaS and fintech, short energy and construction