Jeff Corwin has many shows, several books, and is featured in a lot of online content. Follow him on his facebook page to see his newest adventures and missions. I reviewed one of his books and you can read my review here.
Joel Sartore, National Geographic and creator of the Photo Ark. Read my article about Joel Sartore!
The Whale Sanctuary Project is working to establish a model seaside sanctuary where captive cetaceans (whales and dolphins) can be rehabilitated and live in their natural habitat. Read my article about them too!
Asbestos causes cancer and is in many of our homes and in the products we buy. Asbestos.com by The Mesothelioma Center is a for-profit site that provides many free articles and guides related to asbestos.
GreenEcoWarriors.org: Their mission is “Creating a Culture of Sustainable thinkers” through education aligned with national standards. I learned about this organization from readingPesky Plastic: An Environmental Story by the founder and CEO of GreenEcoWarriors.