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Climate Change Leaves Northern Tree Swallows Most Vulnerable

Tree swallows in the northern U.S. and Canada face the greatest risk from climate change despite responding to temperature the same way as tree swallows in the southern U.S, according to a new study led by Cornell researchers that analyzed nearly 95,000 nests across five decades.

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Slowing Atlantic Current Fueling Stronger California Storms

A slowing Atlantic Ocean current is projected to intensify powerful storms in California while reducing snowfall over Greenland, according to a new University of California, Riverside study. 

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Could Geoengineering Work to Tamp Down Super El Niños?

With an anticipated “super” El Niño looming, a new study led by UC San Diego’s Scripps Institution of Oceanography considers whether society could use a weather-altering technique as a tool to mitigate the floods, extreme heat and other events that El Niño would bring.

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How Tall and Short Trees Can Coexist in Old Growth Forests

Forests are shaped by light competition. The trees that grow the tallest have access to the most sunlight, blocking the rays and rendering the shaded space around them inhospitable to shorter trees below. 

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Using Microbes to Battle Pollution

The ability of bacteria to remove pollutants from soil, water, mine waste and other environments could be supercharged by a ‘friendly’ compatible virus, according to a study led by Flinders University.

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Scientists Find Ozone Depletion Began Decades Before Discovery of Ozone Hole

The Antarctic ozone hole was discovered in 1985, when scientists observed a severe depletion in the Earth’s protective layer of stratospheric ozone.

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More Colorful Songbirds Face Higher Extinction Risk

In the humid jungle of Vietnam, Natalia Ocampo-Peñuela and Monte Neate-Clegg spent hours patiently waiting to spot the rare “Halloween bird.” Officially known as the Collared Laughingthrush, this songbird has striking orange, silver, and black coloring and a distinct, singsong call.

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Human Activity Has Driven Retreat of Antarctica’s Fastest Melting Glacier

The first study to directly attribute Antarctic glacier retreat to climate change shows Pine Island Glacier was pushed significantly further by human driven warming.

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How the Great Barrier Reef Survived Through 30,000 Years

A landmark study used ancient reef cores to deliver insight into the reef's responses to sea-level shifts.

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European Cities Short on Shade as Heat Bites

New analysis of 5.5 million buildings shows 84% fall short of tree canopy levels required for meaningful cooling.

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