California | Science

Give Bees a Chance

From the extra-large valley carpenter bee to the diminutive Perdita minima, California has 1,600 different kinds of native bees. ~~~ The state’s bees share their work with other pollinators like butterflies, moths and beetles — together, these insects pollinate thousands of different kinds of plants, including important food crops. Many are “pollen specialists,” which means […]

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As Offshore Wind Ramps Up, Scientists Flag Potential Impacts

Offshore wind farms can create their own local climates and may alter currents. How does that affect marine ecosystems? ~~~ LAST YEAR, the Biden administration announced an ambitious goal: enough offshore wind to power 10 million homes by 2030. The move would reduce carbon emissions, create jobs, and strengthen energy security. It would also help the United States […]

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Gentle Robots Made From Brown Seaweed to Explore Fragile Marine Environments

Biodegradable soft robots made from brown seaweed and hydrogels enable the exploration of fragile environments with minimal environmental impact. ~~~ Robots let scientists explore places humans can’t go, like distant planets, tiny crevices within archaeological sites, and the ocean floor. But traditional robots can be destructive, especially in environments that contain sensitive organisms, with marine […]

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Uncertainty for Alaskan Salmon as Mining Companies Dig In

Active mines, proposed mines and exploratory projects in Alaska and British Columbia may affect key salmon watersheds. ~~~ Wild Alaskan Salmon are a gold standard for American seafood. The long journey from the river to the ocean and back builds the muscle mass that gives the fish their distinct texture and flavor, and the clean […]

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For Creatures of the Night, a Growing Threat in Artificial Light

In habitat restoration, the need for darkness is largely overlooked. But for some species, it is necessary for survival. ~~~ A few years after a public-private partnership established the Nature Reserve of Orange County to protect and restore southern California’s rare coastal sage scrub habitat, biologists documented the presence of 35 native reptiles and amphibians on the […]

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California | Science

The Gold Rush Returns to California

ON THE OUTSKIRTS of the northern California town of Grass Valley, a massive concrete silo looms over the weeds and crumbling pavement. Nearby, unseen, a mine shaft drops 3,400 feet into the earth. These are the remains of Grass Valley’s Idaho-Maryland Mine, a relic from the town’s gold mining past. Numerous mines like this one once […]

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To Save the Redwoods, Scientists Debate Burning and Logging

MILLIONS OF PEOPLE travel to California’s redwood forests every year to marvel at the few remaining stands of old-growth trees. Sequoia sempervirens, or the coast redwood, thrives in the damp climate along the Pacific Ocean. Some are more than 2,000 years old, and the tallest can reach 380 feet. The state is also home to a second […]

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