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Migrating birds attracted by light pollution face higher toxic chemical exposure

“We examined the correlation between the concentration of airborne toxic chemicals, artificial light at night, and the weekly abundance of 165 nocturnally migrating songbird species,” said lead author Frank La Sorte at the Cornell Lab of Ornithology. “What we found is that light pollution does indeed increase exposure to toxic chemicals when birds stop to …

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Avoiding extinction: Some Asian animals found thriving near humans

Researchers scoured paleontological records to compare the historic distribution of Asia’s 14 largest species with their populations in present-day tropical forests. PhD candidate Zachary Amir, from UQ’s School of Biological Sciences and the Ecological Cascades Lab, said four species — tigers, Asian elephants, wild boars and clouded leopards — showed increased populations in areas with …

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Ranger numbers and protected area workforce must increase fivefold to effectively safeguard 30% of the planet’s wild lands by 2030

Governments around the world will come together at the 15th meeting of the Conference of the Parties to the Convention on Biological Diversity (in Montréal, Canada, from Dec. 7 to Dec. 15) with the intention to commit to protecting 30% of the planet’s wild lands by 2030 (widely referred to as ’30 by 30′). This …

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Tire particles can impact fresh water

New modelling by UBC Okanagan researchers suggests an increasing amount of microplastics — fragments from tires and roadways — are ending up in lakes and streams. The UBCO School of Engineering researchers developed a conceptual framework to examine the potential contamination originating from the regular use of vehicles on roads and highways. Their findings suggest …

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Western wildfires spark stronger storms in downwind states

Typically, western wildfires and storms in the Central U.S. are separated by seasons. As blazes begin earlier each year, however, the two events now strike closer together. Earth scientist Jiwen Fan, a Laboratory Fellow at the Department of Energy’s Pacific Northwest National Laboratory, began investigating a relationship between the two phenomena when she noticed that …

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Endangered birds can be protected from predators with chemical camouflage

Predator control is a common challenge in areas where the prey populations, such as ground-nesting waterfowl, cannot withstand the impact of the increased number of predators. For example, in areas that lack apex predators, the red fox population can be overly large for its native habitat. In addition, red fox is an invasive species in …

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Advances in water-splitting catalysts

The lab of chemical and biomolecular engineer Haotian Wang at Rice’s George R. Brown School of Engineering has replaced rare and expensive iridium with ruthenium, a far more abundant precious metal, as the positive-electrode catalyst in a reactor that splits water into hydrogen and oxygen. The lab’s successful addition of nickel to ruthenium dioxide (RuO2) …

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