Diminishing aquifers, drying rivers, and lingering droughts are the headlines in the West this year. Experts in science and policy say it’s urgent Arizonans plan for a future with much less water. KNAU’s Melissa Sevigny spoke with John Fleck of the University of New Mexico’s Water Resources Program about how warnings about the Colorado River’s limits have been ringing out for more than a century.
So let’s do some history first. When did hydrologists first start warning people that the Colorado River didn’t have as much water as they wanted it to have?