News tagged with ecosystem dynamics
In forests, past disturbances obscure warming impacts
Past disturbances, such as logging, can obscure the effects of climate change on forest ecosystems. So reports a study just published in the Proceedings of the National Academy of Sciences. The paper, explor ...
Mar 05, 2012 |
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Shrinking tundra, advancing forests: How the Arctic will look by century's end
Imagine the vast, empty tundra in Alaska and Canada giving way to trees, shrubs and plants typical of more southerly climates. Imagine similar changes in large parts of Eastern Europe, northern Asia and Scandinavia, as needle-leaf ...
Space & Earth / Earth Sciences
Mar 03, 2011 |
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Listening to Earth breathe through 500 towers
It takes a global village to monitor and analyze trends in Earth's "breathing" -- or the exchange of carbon dioxide, water vapor and energy between vegetation on the ground and the planet's atmosphere.
Space & Earth / Earth Sciences
Aug 19, 2010 |
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The Amazon River is 11 million years old
The Amazon River originated as a transcontinental river around 11 million years ago and took its present shape approximately 2.4 million years ago. These are the most significant results of a study on two ...
Space & Earth / Earth Sciences
Jul 07, 2009 |
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Search results for ecosystem dynamics
Marine scientist discusses cod colonization
New evidence suggests that Atlantic cod may have the ability to affect entire food webs in both benthic and pelagic marine ecosystems, according to a University of Maine marine scientist, writing in the Proceedings of ...
May 24, 2012 |
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Seagrasses can store as much carbon as forests
(Phys.org) -- Seagrasses are a vital part of the solution to climate change and, per unit area, seagrass meadows can store up to twice as much carbon as the world's temperate and tropical forests.
May 22, 2012 |
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Refining fire behavior modeling
Research by USDA Forest Service Southern Research Station biometrician Bernie Parresol takes center stage in a special issue of the journal Forest Ecology and Management due out in June. Parresol is lead author of two of ...
May 22, 2012 |
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Nutrient supply after algal bloom determines the succession of the bacterial population
Algal blooms can considerably interfere with summer holidays by the sea. In the coastal zone of temperate regions a spring algal bloom is not a sign of excessive nutrient input, but most of all a consequence ...
May 04, 2012 |
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Handful of heavyweight trees per acre are forest champs
Big trees three or more feet in diameter accounted for nearly half the biomass measured at a Yosemite National Park site, yet represented only one percent of the trees growing there.
May 02, 2012 |
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Three-toed horses reveal the secret of the Tibetan Plateau uplift
The Tibetan Plateau is the youngest and highest plateau on Earth, and its elevation reaches one-third of the height of the troposphere, with profound dynamic and thermal effects on atmospheric circulation ...
Other Sciences / Archaeology & Fossils
Apr 24, 2012 |
4 / 5 (1) |
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Deepwater Horizon exposed serious gaps in deepwater oil spill research
(Phys.org) -- On the second anniversary of the Deepwater Horizon oil spill in the Gulf of Mexico, a national team of scientists, including two researchers from the University of California, Davis, warns that ...
Apr 23, 2012 |
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How the Pacific Ocean leaks (w /Video)
A state-of-the-art ocean model has been used in a new study to conduct the first detailed investigation of oceanic water flow between the Pacific and Indian Oceans via the south of Australia.
Space & Earth / Earth Sciences
Apr 17, 2012 |
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Same samples, different analytical strategies, complementary inferences
(Phys.org) -- The results of two separate but complementary analyses on 400 samples of Hanford Site groundwater appeared together in the journal of the International Society for Microbial Ecology. The studies ...
Apr 11, 2012 |
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Scientists identify key steps to respond to growing Asia Pacific research strengths
The most dramatic new developments in science are taking place among nations in the Asia-Pacific and the phenomenon is changing the dynamic of science around the globe, according to three science and academic leaders from ...
Apr 10, 2012 |
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List of search results for ecosystem dynamics
