https://arstechnica.com/tech-policy/2020/02/jeff-bezos-pledges-10-billion-to-stop-climate-change/

Jeff Bezos, the world's richest man, will spend $10 billion to combat climate change. He announced the news in an Instagram post on Monday.

"Climate change is the biggest threat to our planet," Bezos writes. "I want to work alongside others both to amplify known ways and to explore new ways of fighting the devastating impact of climate change on this planet we all share."