Ever had trouble figuring out why one thing's more expensive than another and when it's worth spending more? So have we. That's why we've been researching a few products and compiling the information we've found into these helpful shopper's how-tos (jump below for the full list). If there's anything you'd like to learn about that's not on the list, let us know in the comments!
6. How to Shop for a Green Roof
7. How to Shop for an Air Purifier
8. How to Shop for a Vacuum Cleaner
9. How to Shop for Sustainable Lighting
10. How to Shop for a Coffee Maker
11. How to Shop for a Greener Nursery
12. How to Shop for Green Tile