California urges Trump to drop plan for weaker fuel standard

California officials demanded Monday that the Trump administration back off a plan to weaken national fuel economy standards aimed at reducing car emissions and saving people money at the pump, saying the proposed rollback ...

Detection dogs and DNA on the trail of endangered lizards

Detection dogs trained to sniff out the scat of an endangered lizard in California's San Joaquin Valley, combined with genetic species identification, could represent a new noninvasive sampling technique for lizard conservation ...

Flavor secrets of Hass avocados probed

What makes an avocado delicious? U.S. Department of Agriculture (USDA) plant physiologist David M. Obenland and a team led by University of California-Riverside colleague Mary Lu Arpaia are collaborating in a series of studies ...

California farm region plagued by dirty air looks to Trump

California's vast San Joaquin Valley, the country's most productive farming region, is engulfed by some of the nation's dirtiest skies, forcing the state's largest air district to spend more than $40 billion in the past quarter-century ...

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