Can You Pay for Something Without It Being a Cost to Some One?

In my novel, the notion would be that central banks have one charge, one major charge, with a secondary charge. The major charge is keep money stable, not too much inflation or deflation. That's their only task. And then employment levels are a secondary thing if they can help keep on employment to a similarly non zero, but not great amount. They've been tasked by them, by their governments, legislation, tells them to stay in that lane. But, ah, money can't stay stable if the biosphere is being wrecked catastrophically. Can the central banks, by way of monetory policy, make that ge of a changeits this, i think, is the big