San Jose relies on water from the Sierra Nevada. Climate change is challenging that system.

In Santa Clara County, lawns are dry, a reservoir is nearly empty, and water restrictions are mandated. After two winters with very little rain — and San Jose's driest year in 128 years of record keeping — the county is marked by one of the worst droughts in modern history.

Climate scientist Dr. Kat Gonzales, postdoc with Prof. Heidi Roop, is quoted.