Although drought conditions are improving across most of the U.S., more than 40 percent of Navajo households still don't have running water at home.
The Imperial Irrigation District in California has sued to halt the plan, arguing that it wrongly ignores the Salton Sea.
The booming succulent market is creating wide-scale theft of cacti from national parks. Can microchip tracking solve the problem?
A dispatch from the fourth annual youth-led Uplift Climate Conference in New Mexico.
Cattle that came over with Columbus might be better bovines for the drought-plagued West.
Computer models combined with 1,000 years of climate data indicate that greenhouse gases will bring severe droughts to the Southwest and Central Plains by the end of the century.