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...
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...