News tagged with nitrogen cycling
Tree species composition influences nitrogen loss from forests
Mar 16, 2009 |
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Throughout the world, nitrogen compounds are released to the atmosphere from agricultural activities and combustion of fossil fuels. These pollutants are deposited to ecosystems as precipitation, gases, and particles, sometimes ...
Search results for nitrogen cycling
Herschel takes a peek at the ingredients of the galaxies
Nov 27, 2009 |
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(PhysOrg.com) -- The European Space Agency has today released spectacular new observations from the Herschel Space Observatory, including the UK-led SPIRE instrument. Spectrometers on board all three Hershel ...
Cassini Captures Ghostly Dance of Saturn's Northern Lights (w/ Video)
Space & Earth / Space Exploration
Nov 24, 2009 |
4.9 / 5 (10) |
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(PhysOrg.com) -- In the first video showing the auroras above the northern latitudes of Saturn, Cassini has spotted the tallest known "northern lights" in the solar system, flickering in shape and brightness ...
'Cosmic fruit machine' matches collisions
Nov 24, 2009 |
4.5 / 5 (6) |
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(PhysOrg.com) -- A new website will give everyone the chance to contribute to science by playing a 'cosmic fruit machine' and compare images of colliding galaxies with millions of simulated images of galactic ...
Switchgrass produces biomass efficiently
Nov 23, 2009 |
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A USDOE and USDA study concluded that 50 million U.S. acres of cropland, idle cropland, and cropland pasture could be converted from current uses to the production of perennial grasses, such as switchgrass, from which biomass ...
International expedition investigates climate change, alternative fuels in Arctic
Space & Earth / Earth Sciences
Nov 20, 2009 |
3 / 5 (1) |
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Scientists from the Marine Biogeochemistry and Geology and Geophysics sections of the Naval Research Laboratory (NRL) organized and led a team of university and government scientists on an Arctic expedition ...
Like humans, ants use bacteria to make their gardens grow
Nov 19, 2009 |
4.7 / 5 (3) |
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(PhysOrg.com) -- Leaf-cutter ants, which cultivate fungus for food, have many remarkable qualities.
Maps Unveil the Source of Starburst Galaxy's Winds
Nov 18, 2009 |
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(PhysOrg.com) -- A research group at Kyoto University has discovered that shocks are the primary energy sources that excite the galactic wind region of starburst galaxy NGC 253. Their images of the center ...
Studying Fertilizers to Cut Greenhouse Gases
Nov 18, 2009 |
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(PhysOrg.com) -- Agricultural Research Service (ARS) scientists have found that using alternative types of fertilizers can cut back on greenhouse gas emissions, at least in one part of the country. They are ...
5 exercises can reduce neck, shoulder pain of women office workers
Nov 18, 2009 |
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Strength training exercises using dumbbells can reduce pain and improve function in the trapezius muscle, the large muscle which extends from the back of the head, down the neck and into the upper back. The exercises also ...
Research describes connections between Circadian and metabolic systems
Nov 17, 2009 |
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(PhysOrg.com) -- A paper by University of Notre Dame biologist Giles Duffield and a team of researchers offers new insights into a gene that plays a key role in modulating the body’s Circadian system and may ...
List of search results for nitrogen cycling
