The Long, Hot Summer
It has been a long, hot summer. In July, the National Aeronautics and Space Administration (NASA) released its analysis of global temperatures for the first six months of 2016. Each of these months has set a record for global temperatures. Taken together, this marks the warmest six-month period since the record began in 1880. The…
The Coming ‘Dry-Wet Knockout’ in California
Frances Malamud-Roam on Petaluma Marsh, next to San Francisco Bay, with marsh sediment core. Seven of the last 10 years have been dry in California, and the last four have been critically dry. The drought is a top concern for Californians, with two-thirds of the state in extreme to exceptional drought. Severe droughts are one…