These edible six-pack rings are designed to protect marine life from getting snared in them.
Plogging is a new fitness trend out of Sweden that's good for you and the environment.
This solar-powered smart house grows its own food.
Peerby is the app that lets you request items to borrow from your neighbors.
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Spending time in nature has surprising mental health benefits.
This new type of air filter could be the solution to China's smog problem.
This is why trucks full of orange peels were able to regrow Costa Rica's forests.
These six countries are leaders in sustainable tourism.