News tagged with nitrogen deposition
Airborne nitrogen shifts aquatic nutrient limitation in pristine lakes
Space & Earth / Earth Sciences
Nov 05, 2009 |
3.3 / 5 (4) |
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The impact of airborne nitrogen released from the burning of fossil fuels and wide-spread use of fertilizers in agriculture is much greater that previously recognized and even extends to remote alpine lakes, ...
Invasive plants challenge scientists in face of environmental change
Jan 13, 2009 |
5 / 5 (1) |
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Managing invasive plant species on the Great Plains has become more challenging in recent years in the face of human-caused environmental change, including the positive responses of invaders to altered atmospheric chemistry ...
Acid soils in Slovakia tell somber tale
Space & Earth / Earth Sciences
Nov 17, 2008 |
3 / 5 (4) |
0
Increasing levels of nitrogen deposition associated with industry and agriculture can drive soils toward a toxic level of acidification, reducing plant growth and polluting surface waters, according to a new study published ...
Search results for nitrogen deposition
Scientists Reproduce a Building Block of Life in Laboratory
Nov 06, 2009 |
4.8 / 5 (23) |
0
(PhysOrg.com) -- NASA scientists studying the origin of life have reproduced uracil, a key component of our hereditary material, in the laboratory.
Air pollution increases infants' risk of bronchiolitis
Nov 06, 2009 |
not rated yet |
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Infants who are exposed to higher levels of air pollution are at increased risk for bronchiolitis, according to a new study.
What's in our water?
Nov 05, 2009 |
4.3 / 5 (3) |
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(PhysOrg.com) -- Although America's supply of drinking water is considered among the world's safest, there is an urgent need to develop more stringent regulations to guide how water is monitored for pollutants, ...
Climate Change, Nitrogen Loss Threaten Plant Life in Arid Desert Soils
Nov 05, 2009 |
2.8 / 5 (8) |
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(PhysOrg.com) -- In the Mojave Desert winds howl across this hottest place in North America, blowing sands across Death Valley and through empty ghost towns, swirling across treeless land for hundreds of miles. ...
Samoan tsunami was too close to prevent deaths: research
Space & Earth / Earth Sciences
Nov 05, 2009 |
not rated yet |
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(PhysOrg.com) -- Samoa's tsunami detection, monitoring and warning system works well and could not have prevented the more than 100 deaths caused by the devastating tsunami that hit the region on September 29, a major international ...
Study finds big air pollution impacts on local communities
Nov 04, 2009 |
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Heavy traffic corridors in the cities of Long Beach and Riverside are responsible for a significant proportion of preventable childhood asthma, and the true impact of air pollution and ship emissions on the disease has likely ...
Reducing Agriculture's Climate Change Footprint
Nov 04, 2009 |
2.7 / 5 (3) |
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(PhysOrg.com) -- Curbing greenhouse gas emissions from cultivated fields may require going beyond cutting back on nitrogen fertilizer and changing crop rotation cycles, according to research by Agricultural ...
NIST quantifies low levels of 'heart attack risk' protein
Chemistry / Analytical Chemistry
Nov 04, 2009 |
5 / 5 (1) |
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Searching for a needle in a haystack may seem futile, but it's worth it if the needle is a hard-to-detect protein that may identify a person at high risk of a heart attack circulating within a haystack of ...
Timber harvest impacts amphibians differently during life stages
Nov 03, 2009 |
2.5 / 5 (2) |
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Frogs are croaking in clear-cut forests, but not exactly in their traditional manner. University of Missouri researchers found that removing all of the trees from a section of the forest had a negative effect ...
Mapping nutrient distributions over the Atlantic Ocean
Space & Earth / Earth Sciences
Nov 03, 2009 |
not rated yet |
0
Large-scale distributions of two important nutrient pools - dissolved organic nitrogen and dissolved organic phosphorus (DON and DOP) have been systematically mapped for the first time over the Atlantic Ocean in a study led ...
List of search results for nitrogen deposition
