California law enforcement has learned that Mexican drug traffickers are using a dangerous pesticide banned in the United States to grow marijuana in remote areas of California's Sierra Nevada mountains, and are going after ...
Environment
Aug 22, 2019
0
29
The most extreme drought event in hundreds of years caused a catastrophic die-off of the Sierra Nevada's mature trees in 2015-2016.
Environment
Jul 2, 2019
4
1
When the Fluvial Dynamics and Hydrology research group at the University of Cordoba, led by Professor María José Polo, got to the Spanish Sierra Nevada in 2002, there were no weather stations above the height of 1,200 meters, ...
Earth Sciences
Jun 10, 2019
0
6
Thinning forests and conducting prescribed burns may help preserve trees in future droughts and bark beetle epidemics expected under climate change, suggests a study from the University of California, Davis.
Environment
May 29, 2019
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13
Watersheds store water underground in soils and weathered bedrock. How long it takes for water to flow through the subsurface to feed streams is difficult to measure but important for understanding how watersheds function.
Earth Sciences
Apr 9, 2019
0
8
Small mountain streams and the vibrant ecosystems they support were hit hard by the historic California drought of 2012 to 2015. Researchers monitoring aquatic life in Sierra Nevada streams observed significant declines in ...
Ecology
Mar 22, 2019
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4
Chickadees with better learning and memory skills, needed to find numerous food caches, are more likely to survive their first winter, a long-term study of mountain chickadees has found.
Plants & Animals
Feb 13, 2019
0
32
UC Merced researchers have evidence that California's forests are especially vulnerable to multi-year droughts because their health depends on water stored several feet below ground.
Earth Sciences
Jan 10, 2019
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11
Winter snows are accumulating in the Sierra Nevada Mountains, creating the snowpacks that serve as a primary source of water for the western U.S.
Environment
Jan 2, 2019
0
105
Scientists at the University of California, Davis, are taking the temperature—and other measurements—of lakes of all sizes and shapes throughout the mountains of California to see how climate change is affecting them ...
Earth Sciences
Dec 20, 2018
0
10
