Okay - here's a small step. I don't have a lot of time or energy today, so I'm making it really easy.
Replace your disposable pump soap with bar soap.
There ... that easy. Stop buying bottles of soap when you can just use an old-fashioned pump.
Last week I mentioned "No Impact Man". It's a book that I got from the library. Well, this week we got Netflix and the documentary is there. So if you have Netflix, watch it. It's a good way to spend 1:31:55.