U.S. lakes face shrinking water levels, toxic pollution, and climate pressures, threatening ecosystems and millions of people ...

Every state in the West is expected to face an above-normal threat of wildfire this summer, according to the latest projections, released Wednesday by the National Interagency Coordination Center. The ...

Getting your Trinity Audio player ready... Colorado’s iconic alpine ski resorts are used to wild changes in weather — from massive blizzards to snow droughts in the 1970s that left hills bare in ...

About six-in-ten Americans say countries around the world, including the U.S., will not do enough to avoid the worst effects ...