Photo: Swimmers make their way up the Russian River in the Barb's Tri, a triathlon for women at the Healdsburg…
About 71 percent of the Earth is covered by water, and most of that is ocean. Only 2.5 percent is…
17 countries including India, home to 1.3 billion people, are identified as having ‘extremely high’ water stress. Photograph: Pratik Chorge/Hindustan…
Araceli Silva moved to her colonia near Yuma decades ago 27 years ago. She’s struggled with her wells, which have…
Photo: Excessive nitrate in lakes, seas and rivers can increase algae growth that can lead to toxic blue-green blooms. The…