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December 8, 2020

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Marine Ecosystems: No Refuge from the Heat

Over the past several decades, marine protected areas (MPAs) have emerged as a favored conservation tool. By protecting marine species and safeguarding habitat, these reserves help buffer ecosystems ...

Roly Polies Transfer Environmental Toxins to Threatened Fish Populations in California

New research finds steelhead trout in a stream on the California coast accumulate mercury in their bodies when the fish eat roly polies and similar ...

Tire-Related Chemical Is Largely Responsible for Adult Coho Salmon Deaths in Urban Streams

Scientists have discovered a chemical that kills coho salmon in urban streams before the fish can ...

Nanomaterials Enable Dual-Mode Heating and Cooling Device

Engineers have demonstrated a dual-mode heating and cooling device for building climate control that, if widely deployed in the U.S., could cut HVAC energy use by nearly 20 percent. The invention ...
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Seismic Activity of New Zealand's Alpine Fault More Complex Than Suspected

New evidence of a 19th century earthquake on New Zealand's Alpine fault suggests that in at least one portion of the fault, smaller earthquakes may occur in between such large rupture ...

Ultrasensitive Transistor for Herbicide Detection in Water

Researchers have fabricated a tiny electronic sensor that can detect very low levels of a commonly used weed killer in drinking ...

Octogenarian Snapper Found Off Australia Becomes Oldest Tropical Reef Fish by Two Decades

An 81-year-old midnight snapper caught off the coast of Western Australia has taken the title of the oldest tropical reef fish recorded anywhere in the world. The octogenarian fish was found at the ...

Climate Change Warms Groundwater in Bavaria

Groundwater reservoirs in Bavaria have warmed considerably over the past few decades. A new study compares temperatures at 35 measuring stations, taken at different depths, with data from the 1990s. ...

Watching the Arctic Thaw in Fast-Forward

The frozen permafrost in the Arctic is thawing on an alarming scale. By analyzing an annual record of satellite images, researchers have now confirmed these findings: thermokarst lakes in Alaska are ...

Link Found Between Drought and HIV Among Women in Less-Developed Countries

Researchers explored the consequences of drought and lack of environmental resources on women in less-developed countries. The research shows the direct and indirect associations to women's ...

Producing Ammonia With a Much Smaller Carbon Footprint

Researchers describe a new process to produce ammonia with a potentially much lower carbon ...

Transportation of Water Into the Deep Earth by Al-Phase D

Researchers have recently measured the propagation speed of ultrasonic waves in an aluminum-rich hydrous mineral called Al-phase D at pressure conditions relevant to the Earth's deep mantle. ...

Engineers Combine Light and Sound to See Underwater

Engineers have developed an airborne method for imaging underwater objects by combining light and sound to break through the seemingly impassable barrier at the interface of air and ...

An Escape Route for Seafloor Methane

A study has solved the mystery of how and why columns of methane, a potent greenhouse gas, can stream out of solid sea-floor formations known as methane ...

Plastic Contaminants Harm Sea Urchins

Plastics in the ocean can release chemicals that cause deformities in sea urchin larvae, new research ...

Future Brahmaputra River Flooding as Climate Changes May Be Underestimated, Study Says

A new study looking at seven centuries of water flow in south Asia's mighty Brahmaputra River suggests that scientists are underestimating the river's potential for catastrophic flooding as ...

Even Razor Clams on Sparsely Populated Olympic Coast Can't Escape Plastics

Researchers found microplastics in Pacific razor clams on Washington's sparsely populated Olympic Coast -- proof, they say, that even in more remote regions, coastal organisms can't escape ...

Genes Unlock Clues to the Evolution and Survival of the Great Barrier Reef

Innovative molecular techniques explain how corals on the east coast of Australia survived previous tough conditions--enabling the Great Barrier Reef to become the vast reef it is today. Scientists ...

Mine Ponds Amplify Mercury Risks in Peru's Amazon

The proliferation of pits and ponds created in recent years by miners digging for gold in Peru's Amazon has altered the landscape and amplified the risk of mercury poisoning, a new study shows. ...

Irreversible Hotter and Drier Climate Over Inner East Asia

Researchers warn that heatwaves and concurrent droughts of Mongolia's semi-arid plateau have increased significantly during the past two decades, with troubling implications for the future. The ...

Satellite Images Confirm Uneven Impact of Climate Change

Researchers have been following vegetation trends across the planet's driest areas using satellite imagery from recent decades. They have identified a troubling trend: Too little vegetation is ...

A Filter for Environmental Remediation

Scientists have discovered a new method for producing sodium titanate mats nanostructured in a seaweed-like morphology for filtering heavy metal ions and radioactive materials from water. This work ...

Offshore Submarine Freshwater Discovery Raises Hopes for Islands Worldwide

Twice as much freshwater is stored offshore of Hawai'i Island than previously thought, revealed a new study with important implications for volcanic islands around the world. An extensive ...

Ice Sheets on the Move: How North and South Poles Connect

Over the past 40,000 years, ice sheets thousands of kilometers apart have influenced one another through sea level changes, according to new research. New modelling of ice sheet changes during the ...

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