Over 33 days, Nina Gordon-Kirsch walked 240 miles from her California home to the Highland Lakes in the Sierra Nevada mountains. Now she's releasing a documentary about her journey

The freshwater lake has seen wide fluctuations in its level over the past few years, reflecting the tumultuous nature of global warming

Water bottling company says some products could be contaminated with Pseudomonas aeruginosa bacteria

Incident follows more serious April attack attributed to Iran that officials said could have poisoned hundreds with chlorine

Report on municipalities across the country reveals most deadly places to live, who pays the most, and who uses the most water