Relevant and Related:

You don’t simply stop “doing the right thing” just because you’re not “winning.”

The actual climate scientists have been increasingly saying their models show there’s no point to even trying while capitalism still exists, and get continuously worse every time they add recent data to the model,

…but I support, commend, and unironically respect your commitment OP. One person can absolutely make a difference to their local ecosystem assuming they have enough money and land.