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Air pollution may lead to dementia in older women
Tiny air pollution particles — the type that mainly comes from power plants and automobiles — may greatly increase the chance of dementia, including Alzheimer’s disease, according to USC-led research.Scientists and engineers found that older women who live in places with fine particulate matter exceeding the U.S. Environmental Protection Agency’s standard are 81 percent more at…
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Wind is Canada's largest source of new electricity generation for more than a decade
OTTAWA – Canada’s wind energy industry had another year of strong growth in 2016, adding 702 MW of new capacity through the commissioning of 21 projects in Ontario, Quebec and Nova Scotia. Sixteen of these projects are owned, at least in part, by aboriginal or local communities, or municipal governments. Canada now has 11,898 MW of installed wind…
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Land-use change possibly produces more Carbon Dioxide than assumed so far
CO2 emissions caused by changes of land use may possibly be higher than assumed so far. This is the outcome of a study made by the team of Professor Almut Arneth of the Karlsruhe Institute of Technology (KIT). The work presented in Nature Geoscience (DOI: 10.1038/NGEO2882) for the first time considers processes, such as slash-and–burn agriculture…
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Substance in crude oil harms fish hearts, could affect humans as well
Research from Stanford University’s Hopkins Marine Station has identified a substance in oil that’s to blame for the cardiotoxicity seen in fish exposed to crude oil spills. More than a hazard for marine life exposed to oil, the contaminant this team identified is abundant in air pollution and could pose a global threat to human health.
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Colorado's wildfire-stricken forests showing limited recovery
Colorado forests stricken by wildfire are not regenerating as well as expected and may partially transform into grasslands and shrublands in coming decades, according to a new University of Colorado Boulder study.
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How Stressful Will a Trip to Mars Be on the Human Body?
We Now Have a Peek Into What the NASA Twins Study Will Reveal
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New ocean observations improve understanding of motion
Oceanographers commonly calculate large scale surface ocean circulation from satellite sea level information using a concept called “geostrophy,” which describes the relationship between oceanic surface flows and sea level gradient. Conversely, researchers rely on data from in-water current meters to measure smaller scale motion. New research led by University of Hawaiʻi at Mānoa oceanographer Bo…
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How the World Passed a Carbon Threshold and Why It Matters
Last year will go down in history as the year when the planet’s atmosphere broke a startling record: 400 parts per million of carbon dioxide. The last time the planet’s air was so rich in CO2 was millions of years ago, back before early predecessors to humans were likely wielding stone tools; the world was…
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Hormone may offer new contraceptive that protects ovaries from chemotherapy
A naturally occurring hormone that plays an important role in fetal development may be the basis for a new type of reversible contraceptive that can protect ovaries from the damage caused by chemotherapy drugs. In their report receiving online publication in PNAS, a team from the Pediatric Surgical Research Laboratories in the Massachusetts General Hospital (MGH) Department of…
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Kidney Function in Stroke Patients Associated with Short-term Outcomes
A routine blood test that measures kidney function can be a valuable predictor of short-term outcomes for stroke patients, according to a study led by a neurologist at Wake Forest Baptist Medical Center.