One thing that I don't get - if I was in the enviable position to make such donations, the one thing that I'd do is fund a company/foundation with a single goal - capture the maximum amount of carbon (+equivalents, +research into other ways to fixing climate change). There must be something I'm missing because I don't get eg what Bill Gates is doing. He says he wants to give away most his fortune to fix the biggest p…
Look up breakthrough energy. He's investing a lot into climate.
My point is, if you're already willing to donate in the billions, why not use that money to literally pay people to find ways to capture the most amount of carbon, regardless of whether that's ever going to be profitable? 2 billion, let alone 50, will pay a lot of smart people's salaries plus expensive equipment for quite some time.