‘A perfect drought’

The "bathtub ring" around Lake Mead revealed during the last decade by the Southwest's persistent overdraft of Colorado River water. Photo: Glen MacDonald / UCLA. Source: PNAS

Sod’s law would have it rain across California as a suite of papers explaining how a “perfect drought” is gripping the American Southwest appear in the Proceedings of the National Academy of Sciences. That disarmingly dewy reassurance from the sky (we don’t capture or store most Southern California rain) doesn’t make the central warnings in Climate Change and Water in Southwestern North America any less true, or the need of our region to reform the way it manages growth and resources any less pressing. Click here to read the PNAS special series of papers edited by UCLA geographer Glen MacDonald and including contributions fromĀ the Pacific Institute’s Peter Gleick and Arizona State University’s John Sabo.