News tagged with global ecology
Decisive action needed as warming predictions worsen, says expert
Greenhouse gases in the atmosphere are rising more rapidly than expected, increasing the danger that without aggressive action to reduce emissions the climate system could cross a critical threshold by the end of the century, ...
Feb 14, 2009 |
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Main climate threat from CO2 sources yet to be built
Scientists have warned that avoiding dangerous climate change this century will require steep cuts in carbon dioxide emissions. New energy-efficient or carbon-free technologies can help, but what about the ...
Sep 09, 2010 |
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Plant 'breathing' mechanism discovered
A tiny, little-understood plant pore has enormous implications for weather forecasting, climate change, agriculture, hydrology, and more. A study by scientists at the Carnegie Institution's Department of Global Ecology, with ...
Jul 12, 2010 |
4.1 / 5 (11) |
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WWF says over-consumption threatens planet
The spiralling global population and over-consumption are threatening the future health of the planet, according to conservation group WWF.
May 15, 2012 |
4.1 / 5 (9) |
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Coral reefs may start dissolving when atmospheric CO2 doubles
Rising carbon dioxide in the atmosphere and the resulting effects on ocean water are making it increasingly difficult for coral reefs to grow, say scientists. A study to be published online March 13, 2009 in ...
Space & Earth / Earth Sciences
Mar 09, 2009 |
3.2 / 5 (11) |
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Carbon mapping breakthrough
By integrating satellite mapping, airborne-laser technology, and ground-based plot surveys, scientists from the Carnegie Institution's Department of Global Ecology, with colleagues from the World Wildlife ...
Space & Earth / Earth Sciences
Sep 06, 2010 |
4.1 / 5 (8) |
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Is the sky the limit for wind power?
In the future, will wind power tapped by high-flying kites light up New York? A new study by scientists at the Carnegie Institution and California State University identifies New York as a prime location for exploiting high-altitude ...
Technology / Energy & Green Tech
Jun 15, 2009 |
4.4 / 5 (7) |
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NASA: Climate change may bring big ecosystem changes
(PhysOrg.com) -- By 2100, global climate change will modify plant communities covering almost half of Earth's land surface and will drive the conversion of nearly 40 percent of land-based ecosystems from one ...
Dec 15, 2011 |
4.4 / 5 (7) |
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Global warming spells doom for Asia's rivers
The livelihood of thousands of Tibetans living on China's highest plateau is under threat as global warming and environmental degradation dry up water sources for three mighty Asian rivers, experts say.
Jun 10, 2010 |
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Greenhouse gas carbon dioxide ramps up aspen growth
The rising level of atmospheric carbon dioxide may be fueling more than climate change. It could also be making some trees grow like crazy.
Dec 04, 2009 |
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Arctic land and seas account for up to 25 percent of world's carbon sink
In a new study in the journal Ecological Monographs, ecologists estimate that Arctic lands and oceans are responsible for up to 25 percent of the global net sink of atmospheric carbon dioxide. Under curren ...
Space & Earth / Earth Sciences
Oct 14, 2009 |
3.1 / 5 (8) |
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Study critiques corn-for-ethanol's carbon footprint
To avoid creating greenhouse gases, it makes more sense using today's technology to leave land unfarmed in conservation reserves than to plow it up for corn to make biofuel, according to a comprehensive Duke University-led ...
Mar 02, 2009 |
4.2 / 5 (5) |
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Stranglers of the tropics -- and beyond
Kudzu, the plant scourge of the U.S. Southeast. The long tendrils of this woody vine, or liana, are on the move north with a warming climate.
Mar 25, 2011 |
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Long-term research reveals causes and consequences of environmental change
As global temperatures rise, the most threatened ecosystems are those that depend on a season of snow and ice, scientists from the nation's Long Term Ecological Research (LTER) Network say."The vulnerability o ...
Apr 06, 2012 |
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Global tropical forests threatened by 2100
By 2100 only 18% to 45% of the plants and animals making up ecosystems in global, humid tropical forests may remain as we know them today, according to a new study led by Greg Asner at the Carnegie Institution's ...
Aug 05, 2010 |
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