Retail giant Wal-Mart could hold a key to reducing water pollution while making agriculture production more efficient in a program that conservationists and agricultural groups are touting as a ...

The Environmental Defense Fund opened an office near Walmart's headquarters in Bentonville, Ark., 10 years ago. It was part of a carefully plotted strategy to persuade the giant retailer that going ...

Walmart became the first major retailer in the U.S. to voluntarily pull phosphorus-based lawn fertilizer from store shelves, after a statewide investigation by state Attorney General Eric Schneiderman ...