Libraries and thrifted books are a great ecofriendly alternative! Or book swaps with friends :)

Start a Little Free Library in your neighbourhood?

I think it's worth screaming it a million times...that's how bad amazon is.

Growing our own veggies helps big time. We freeze/store stuff in glass containers, avoiding ziplocs. Choosing glass or cardboard at the grocery store. Just buying less stuff in general to avoid plastic packaging (and avoid having too much useless stuff!). Also, natural fabrics!