Cool Earth was established in 2007. Since then, the organization has saved more than 215,000 acres of rainforest using various methods.
Cool Earth Helps:
Earth Day doesn't apply just to the tree huggers! Take this quiz to test your Earth Day knowledge!
Think you know more than a marine biologist? Name that weird sea creature and prove it!
Do you know a lot about homosexuality, or are you clueless? Take this quiz to find out!
Sleep disorders leave you groggy, irritable and in a general bad mood. They also take a toll on your health. Find out if you have one.
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