Droughts
Horse advocates say the roundups are being driven by ranchers who don’t want the mustangs competing with their livestock for limited forage and water.
Extreme drought conditions worsened by climate change have left the state with too little water to meet the demand.
The vibrant ecosystem of North America's largest saltwater lake is under serious threat from water diversion and climate change-fueled drought.
Environmentalists say the birds are being sacrificed to climate change and wasteful agricultural irrigation.
WHAT'S HAPPENING
The president met with Western state governors as concerns grow over the risk of a historic fire season.
The animals, confined at the Point Reyes National Seashore to keep them away from cattle ranches, couldn't reach water, the lawsuit contends.
Heat is responsible for more deaths in the U.S. than all other natural disasters combined.
Temperatures in the 110s and 120s are expected to grip Arizona, Nevada and western Colorado as the climate change-fueled heat wave continues.
The measure will require the replacement of about 6 square miles of grass in the metro Las Vegas area, and save around 25 million gallons of water per day.
Several counties in and around the San Francisco Bay Area now fall into the most severe drought category.