More than one billion of the world's population cannot count on safe water for drinking and cooking. But new technologies are helping to bring fresh sips to the mouths of millions, Katherine Harmon reports...

The chief of environmental stewardship for America’s largest grocer tells Carolina Santos-Neves how far this giant has come in reducing waste, conserving resources, and stocking its shelves with...

Can meat be a part of an environmentally sustainable diet?

Footprints, offsets, and conversion factors: The jargon of sustainability can confuse even the most environmentally sensitive among us, particularly in the supermarket aisles. Here’s a handy...

Finally, some good news about seafood.

A new report indicates rampant antibiotic use at Chilean fish farms, which supply most of the U.S.’s farmed salmon.

An advocacy group criticizes the USDA’s “dysfunctional” management of the nation’s organic program.

USDA certified organic fish doesn’t exist—but you wouldn’t necessarily know it to read the labels at a seafood counter.

The economic downturn may have a positive effect on the meat-heavy American diet.

Okay, so your steak comes from a cow that lived a happy life—but how did that life end?