October 15 is Blog Action Day; one day when blogs focus on ways to address climate change and the environment. Here are some of the best ones that I've come across.
Lifehacker: 10 Easy Ways to Live Greener
Instigator Blog: How Entrepreneurs Can Help Save the Environment
Freelance Switch - 29 Simple Ways to Become a More Environmentally Friendly Freelancer (+ Help Us Donate $500 to Charity!)
Chris' Linkjockey blog links to unique, fantastic sites on the web that you haven't seen before.