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February 17, 2021 at 12:30 am by Sean Crommelin Jeff Dozier, distinguished professor emeritus and the founding dean of the Bren School of Environmental Science & Management, first sought to understand snow grains while at 20,000 feet in the Hindu Kush mountain range of Afghanistan.  A six meter deep snow pit located near Emerald Lake. Courtesy of Jeff Dozier. “My colleagues, two partners that I was with at the time while climbing, asked ‘Are we in avalanche danger?’ And we had no clue whether or not we were,” Dozier said. “I realized that there was just ...

Housing and Development Newsletter “Clearly, in the Sierra, the amount of snowfall and its variability is the key driving variable,” said Melack. “However, making that connection through the hydrology and limnology has not been done anywhere else as clearly as I think it has in this book.” Dozier concurred. “The huge interannual variability in the snowpack — and thus the precipitation — makes it difficult to pick out trends,” he said. He hopes the book will provide a clearer account of patterns where they do exist, and a more subtle picture than simply that the snow is disappe...

A simple yet fitting name adorns California’s most prominent mountains: Sierra Nevada, or “snow-capped mountain range” in Spanish. The Sierra snowpack is the driving force behind the range’s hydrology and ecology, and it serves as a crucial reservoir for much of the thirsty state in which it lies. “People think of gold as being key for California’s history, which of course it was,” said aquatic biologist John Melack, a distinguished professor at UC Santa Barbara, “but really, the gold is the Sierra Nevada snowpack. That’s what makes California what it is.” Melack and Disti...