In tree ring records dating back to AD 800, the only multidecade drought that came close to today’s was in the 1500s. Researchers say climate change is a factor and the U.S. must plan for less water.
Highlights
- Study finds Western megadrought is the worst in 1,200 years, according to new study.
- Western U.S.
- and northern Mexico are experiencing their driest period in at least 1,000 years.
- Federal water managers declared the first-ever water shortage along the Colorado River last year.
- Experts say it’s time to “pull out all the stops” and plan for less water in the West.
- Existing management guidelines for the.