Looking for a quick summer read that you can throw in your purse and pull out at the beach or when your kids are occupied at the park? Seven Wonders for a Cool Planet might be just the thing. It's an inspiring little book that speaks to the everyday things we can do to help solve global warming. Written by Eric Sorensen and others at the nonprofit think tank Sightline Institute, Seven Wonders focuses on 7 issues behind global warming and 7 corresponding, largely affordable products we can use to combat them: