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Airborne Geophysical Survey Offers New Insight Into Permafrost in Alaska
A pioneering airborne electromagnetic survey in the Yukon Flats near Fort Yukon, Alaska, by the U.S. Geological Survey has yielded unprecedented images of the presence and absence of permafrost to depths of roughly 328 feet. How People Arrived Here:...
Mercury Deposition Greater Near Major U.S. Cities
Atmospheric deposition of mercury is about four-times higher in lakes near several major U.S. cities compared to lakes in remote areas, according to a new study by the U.S. Geological Survey.
Stockhausen Challenged By Description
I have been reading the University of California Press anthology of articles from Source, which I plan to review on my Examiner.com national site. In the first issue I found a transcription of a conversation in which one of the participants was Karlheinz...
Acid Rain Study Show Substantial Decreases, But More Progress Is Needed
Measurable improvements in air quality and visibility, human health, and water quality in many acid-sensitive lakes and streams, have been achieved through emissions reductions from electric generating power plants and resulting decreases in acid rain....
Climate Change, Development Takes Its Toll Causing Yangtze Basin Lakes to Shrink
A new WWF study finds that many Yangtze River Basin lakes are shrinking dramatically and could dry up completely if measures aren’t taken to stem the impacts of climate change, increased industrialization, and urbanization along China’s longest...
Loss of Relief Aid Could Threaten Ivory Coast’s Fragile Peace
Nine months after fighting ended in Côte d’Ivoire, at least 15,000 displaced people are still in camps, many of the half million returnees require food aid, the groundwork for reconciliation in many parts of the west has not yet been laid – and...
New Report Reviews US Nitrogen Pollution Impacts And Solutions
The nitrogen cycle has been profoundly altered by human activities, and that in turn is affecting human health, air and water quality, and biodiversity in the U.S., according to a multi-disciplinary team of scientists writing in the 15th publication of...
Solutions for a Nitrogen-soaked World
Nitrogen is both an essential nutrient and a pollutant, a byproduct of fossil fuel combustion and a fertilizer that feeds billions, a benefit and a hazard, depending on form, location, and quantity. Agriculture, industry and transportation have spread...
