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Carbon Dioxide at NOAA's Mauna Loa Observatory Reaches New Milestone: Tops 400 Parts Per Million
May 10, 2013 — On May 9, the daily mean concentration of carbon dioxide in the atmosphere of Mauna Loa, Hawaii, surpassed 400 parts per million (ppm) for the first time since measurements began in 1958. Independent ... > full story -
Revealing Hidden Fungal Species Using DNA: The Importance of Recognizing Cryptic Diversity
May 10, 2013 — In contrast to traditional approaches using morphological characters to delimit species, five new lichen-forming fungal species were described from what was traditionally considered a single species ... > full story -
Brain Diseases Affecting More People and Starting Earlier Than Ever Before
May 10, 2013 — Scientists have found that the sharp rise of dementia and other neurological deaths in people under 74 cannot be put down to the fact that we are living longer. The rise is because a higher ... > full story -
Air Pollution Increases Risk of Insulin Resistance in Children
May 9, 2013 — New research shows that growing up in areas where air pollution is increased raises the risk of insulin resistance (the prescursor to diabetes) in ... > full story -
Dust in the Clouds: Cirrus Clouds Form Around Mineral Dust and Metallic Particles
May 9, 2013 — Cirrus clouds influence global climate, cooling the planet by reflecting incoming solar radiation and warming it by trapping outgoing heat. Understanding the mechanisms by which these clouds form may ... > full story -
Coral Reefs Suffering, but Collapse Not Inevitable
May 9, 2013 — Coral reefs are in decline, but their collapse can still be avoided with local and global action. That's according to findings based on an analysis that combines the latest science on reef dynamics ... > full story -
Scaling Up Gyroscopes: From Navigation to Measuring Earth's Rotation
May 6, 2013 — Researchers discuss “large ring laser gyroscopes” that are six orders of magnitude more sensitive than gyroscopes commercially ... > full story -
More Hurricanes for Hawaii?
May 5, 2013 — Hawaii, fortunately, has been largely free from hurricanes, only two having made landfall in more than 30 years. Now a new study shows that Hawaii could see a two-to-three-fold increase in tropical ... > full story -
As Climate Changes, Boreal Forests to Shift North and Relinquish More Carbon Than Expected
May 5, 2013 — New research maps how Earth's myriad climates -- and the ecosystems that depend on them -- could move from one area to another as global temperatures rise. The approach foresees big changes for one ... > full story -
Brighter Clouds, Cooler Climate? Organic Vapors Affect Clouds, Leading to Previously Unidentified Climate Cooling
May 5, 2013 — Scientists have shown that natural emissions and humanmade pollutants can both have an unexpected cooling effect on Earth's climate by making clouds ... > full story
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