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Ozone Affects Forest Watersheds
October 18, 2012 — Scientists have found that rising levels of ozone, a greenhouse gas, may amplify the impacts of higher temperatures and reduce streamflow from forests to rivers, streams, and other water bodies. Such ... > full story -
Researcher Aims to Understand One of Nature's Strangest Secrets: Magnetotactic Bacteria
October 15, 2012 — New research aims to unlock one of the most intriguing processes in nature by looking into the process of magnetotactic bacteria. These organisms develop membrane-encapsulated nano-particles ... > full story -
Earth Sunblock Only Needed If Planet Warms Easily
October 11, 2012 — A new computer analysis of future climate change that considers emissions reductions together with sunlight reduction shows that such drastic steps to cool Earth would only be necessary if the planet ... > full story -
Suomi NPP Satellite Sees Auroras Over North America
October 10, 2012 — Overnight on October 4-5, 2012, a mass of energetic particles from the atmosphere of the Sun were flung out into space, a phenomenon known as a coronal mass ejection. Three days later, the storm from ... > full story -
Weather-Making High-Pressure Systems Predicted to Intensify
October 5, 2012 — High-pressure systems over oceans, which largely determine the tracks of tropical cyclones and hydrological extremes in much of the northern hemisphere, are likely to intensify this century, ... > full story -
Climate Change: Aging of Organic Aerosols Is Caused by OH Radicals
October 5, 2012 — Atmospheric aerosol particles have a significant effect on climate. Researchers have now discovered that a chemical process in the atmosphere called aging determines to a major extent the ... > full story -
The Science Behind Those Eye-Popping Northern Lights
October 2, 2012 — Stormy weather on the sun drives the glistening aurorae in our clear night ... > full story -
Atmospheric Aerosol Climate Caution
October 1, 2012 — Carbon dioxide is not the only problem we must address if we are to understand and solve the problem of climate change. We as yet do not understand adequately the role played by aerosols, clouds and ... > full story -
High-Arctic Heat Tops 1,800-Year High, Says Study; Modern Spike Outmatches Naturally Driven 'Medieval Warm Period'
October 1, 2012 — Summers on the Norwegian archipelago of Svalbard are now warmer than at any other time in the last 1,800 years, including during medieval times when parts of the northern hemisphere were as hot as, ... > full story -
Large Bacterial Population Colonized Land 2.75 Billion Years Ago
September 24, 2012 — New University of Washington research suggests that early microbes might have been widespread on land, producing oxygen and weathering pyrite, an iron sulfide mineral, which released sulfur and ... > full story
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