Under the Great Plains, there's an aquifer powering the region's agriculture system. But it's running out of water, prompting farmers in middle America to consider more environmentally friendly crops.

Construction has kicked off on a $1.45-billion, 60-mile pipeline that will enable Chicago to provide water to 250,000 people currently relying on a dwindling supply of well water.

About 60 million Americans are exposed to nitrate in drinking water from farm runoff, raising the risk of several cancers and ...

The latest stories from our Planet or Plastic? series—a multiyear effort to raise awareness about the global plastic waste crisis.