Water planning

Humanity has over-engineered the world's hydrology through dam-building, writes Rachel Olivieri.

Decades of massive hydrologic engineering have altered California's ecology out of equilibrium and will be unable to support present demands, warns Rachel Olivieri.

Your morning cup of joe - all things considered - takes 140 liters of water to make. A new study reveals the true cost in water usage for crops and cultures.

Champion cyclist Lance Armstrong tops a list of heavy water users in a city trying hard to conserve while meeting rising demand during a drought and steady or rapid population growth.

Former federal prosecutor Elizabeth de la Vega laments the incredibly disjointed and ad hoc approach to freshwater management in the United States.

Rising temperatures, shrinking ice packs and the salinization of coastal fresh water sources are all contributing to a growing water crisis in the United States.