I did some changes (work from home, smallish energy efficient house), but it seems like not enough in any sense as I still travel by car, I buy a lot of plastic

I did some changes (work from home, smallish energy efficient house), but it seems like not enough in any sense as I still travel by car, I buy a lot of plastic packaged stuff and overall if everyone (whole planet) lived like me, we would likely be in way worse trouble than we are.