Currents

Scientists believe that climate change has already contributed to the melting of frozen Arctic tundra which, in turn, may be hastening the release of carbon dioxide and methane buried inside that tundra in the billions of tons.

Rankings are always tricky. Particularly when it comes to how green one college or university is compared to another.

Music festivals can’t usually claim low carbon footprints. But some festivals, like Lollapalooza, are seeking to do better.

Audio tours, courtesy of your own mobile phone or handheld device, may hold the best promise for making an environmental impact when visitors come to an aquarium, zoo or national park.

Mercury is not just in some fish, according to an in-depth study by the U.S. Geological Survey—it’s in all the fish the agency tested.

Summer Rayne Oakes is a green leader for the wired generation.

Two years after a tornado flattened the town, Greensburg, Kansas boasts a bright green future…

Environmental nonprofits are riding out the recession by joining forces—and office space.