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.

Researchers found that certain parts of the US are exposed to high levels of the toxin, putting the purity of local tap water ...

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.

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