What did you think of Live Earth? Christine in Berlin has mixed feelings about the less-than-capacity crowd, the rain and the paper cups;
Bonnie in London seems to have had a good time and bought the T-shirt;
TreeHuggers from America have not recovered enough to report in yet.
Get up close and personal with the natural world with these amazing photos.
Use this list to clean without spreading toxic chemicals around your home.
Don't miss the beer-can shingles on this DIY beauty that was built in a day
Photographer Daniel Beltrá's shocking visual journal of the disaster.
Modular design is a new wave in tech, making gadgets greener along the way.
From hermit crab shells to moon bases, 3D printing may remake the world.
Toast your grad's entry into the big wide world with durable, useful gifts.
