California's drought-stricken Central Valley harbors three times more groundwater than previously estimated, Stanford scientists have found. Accessing this water in an economically feasible way and safeguarding it from possible ...
Environment
Jun 27, 2016
13
1502
Two invasive species of tumbleweed have hybridized to create a new species of tumbleweed that University of California, Riverside researchers found has dramatically expanded its geographic range in California in just a decade.
Ecology
Mar 31, 2016
0
15
Although years of drought and over-pumping have significantly depleted groundwater in Arizona and California, a new study shows the situation has an upside: It has created underground reservoirs where extra surface water ...
Environment
Mar 24, 2016
4
641
Gold mining in California in the 19th century was a boon for the state's economy but not so much for the environment. Mining left a protracted legacy that impacts the natural landscape even today. Mercury, used in the gold ...
Environment
Mar 18, 2016
1
292
Just last year, researchers were saying there was no end in sight for California's recent drought. During the past four years—the driest the state has been in a half-century— reservoirs and lake levels plummeted, leaves ...
Environment
Jan 15, 2016
0
138
A canal that delivers vital water supplies from Northern California to Southern California is sinking in places. So are stretches of a riverbed undergoing historic restoration. On farms, well casings pop up like mushrooms ...
Environment
Dec 27, 2015
0
42
The first national study to map U.S. wild bees suggests they're disappearing in many of the country's most important farmlands—including California's Central Valley, the Midwest's corn belt, and the Mississippi River valley.
Ecology
Dec 21, 2015
0
176
Hidden below the surface of California's Central Valley are pollen grains from the Pleistocene that are providing scientists with clues to the severity of droughts that struck the region between glacial periods.
Earth Sciences
Nov 2, 2015
0
17
This fall, birds migrating south from the Arctic will find 7,000 acres of new, temporary wetland habitat for their stopovers in California. The wetlands – rice fields shallowly flooded for a couple weeks after the harvest ...
Earth Sciences
Sep 25, 2015
0
281
During the warmer months, the air surrounding California's rivers and streams is alive with the flapping of wings and chirping of birds. But once the buzz and breeding of spring and summer are over, these riparian areas grow ...
Ecology
Sep 23, 2015
0
30
