News tagged with terrestrial ecosystems

A new global warming culprit: Dam drawdowns

Washington State University researchers have documented an underappreciated suite of players in global warming: dams, the water reservoirs behind them, and surges of greenhouse gases as water levels go up and down.

Aug 08, 2012
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Study suggests expanded concept of 'urban watershed'

Within two decades, 60 percent of the world's population will live in cities, and coping with the resulting urban drinking water and sanitation issues will be one of the greatest challenges of this century. A U.S. Forest ...

Jun 14, 2012
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Rapid rise in wildfires in large parts of Canada?

Large forest regions in Canada are apparently about to experience rapid change. Based on models, scientists can now show that there are threshold values for wildfires just like there are for epidemics. Large ...

Dec 16, 2011
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Why are orchids so successful?

In terms of diversity, orchids are one of the most successful groups of flowering plants, with over 22,000 species. Both pollinating animals and mycorrhizal fungi are believed to have been important in the ...

Sep 13, 2011
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Look, up in the sky - it's Aeroecology

There are ecologists who study land, and ecologists who study the ocean -- but who looks up and studies the air that circles the entire planet? Until recently, not many.

Aug 24, 2011
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Mercury on the rise in endangered Pacific seabirds

Using 120 years of feathers from natural history museums in the United States, Harvard University researchers have been able to track increases in the neurotoxin methylmercury in the black-footed albatross (Phoebastria ni ...

Apr 18, 2011
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Extinction crisis looms in Oceania: study

Governments must act urgently to halt loss of habitats and invading species that are posing major threats to biodiversity and causing species extinctions across Australia, New Zealand and the Pacific Islands, according to ...

Jul 28, 2009
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