"You don’t have to trust your savings to a bank that is using your money to wreck the climate. There are a plenty of environmentally friendly options that offer the same services as the big fossil fuel financiers, including savings and checking accounts, ATMs, CDs, mobile banking, money markets, car loans and mortgages."
https://themoneytrail.substack.com/p/boycott-banks-fueling-the-climate
Includes a section on how to find greener banks.