News tagged with global extinction
Sharks under threat as environmental change bites hard
Nov 17, 2009 |
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(PhysOrg.com) -- Their size and fearsome appearance have made them the stuff of nightmares, but new research just published suggests that sharks may not be as tough as they appear.
Dinosaur-Killer was Soft on Algae
Space & Earth / Earth Sciences
Oct 02, 2009 |
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The asteroid impact that many researchers claim was the cause of the dinosaur die-off was bad news for marine life at the time as well. But new research shows that microalgae - one of the primary producers ...
Endangered turtles no longer turned into souvenirs
Mar 25, 2009 |
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Critically endangered hawksbill turtles are no longer being sold as tourist souvenirs in the Dominican Republic after a powerful government campaign cracked down on shops illegally trading such items. More ...
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Species down, disease up: Study shows biodiversity loss drives human infections
Dec 03, 2009 |
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The extinction of plant and animal species can be likened to emptying a museum of its collection, or dumping a cabinet full of potential medicines into the trash, or replacing every local cuisine with McDonald's burgers.
Antarctica served as climatic refuge in Earth's greatest extinction event
Space & Earth / Earth Sciences
Dec 02, 2009 |
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A new fossil species suggests that some land animals may have survived the end-Permian extinction by living in cooler climates in Antarctica. Researchers have identified a distant relative of mammals that apparently survived ...
Scientists trace shark fins to their geographic origin for first time using DNA tools
Dec 01, 2009 |
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Millions of shark fins are sold at market each year to satisfy the demand for shark fin soup, a Chinese delicacy, but it has been impossible to pinpoint which sharks from which regions are most threatened ...
Superior Super Earths
Space & Earth / Space Exploration
Nov 30, 2009 |
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Super Earths are named for their size, but these planets - which range from about 2 to 10 Earth masses - could be superior to the Earth when it comes to sustaining life. They could also provide an answer to ...
Paleontologists find extinction rates higher in open-ocean settings during mass extinctions
Space & Earth / Earth Sciences
Nov 19, 2009 |
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Arnie Miller, University of Cincinnati professor of paleontology in the McMicken College of Arts & Sciences, and co-author Michael Foote of the University of Chicago publish their research in the Nov. 20 issue ...
Scientists find frog legs trade may facilitate spread of pathogens
Nov 19, 2009 |
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Most countries throughout the world participate in the $40-million-per-year culinary trade of frog legs in some way, with 75 percent of frog legs consumed in France, Belgium and the United States. Scientists ...
New climate treaty could put species at risk
Nov 16, 2009 |
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Plans to be discussed at the forthcoming UN climate conference in Copenhagen to cut deforestation in developing countries could save some species from extinction but inadvertently increase the risk to others, scientists believe.
Gov't says brown pelicans are endangered no longer
Nov 11, 2009 |
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(AP) -- Much like its death-defying dives for fish, the brown pelican has resurfaced after plummeting to the brink of extinction.
Over 1,000 fish species 'threatened with extinction'
Nov 03, 2009 |
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More than 1,000 freshwater fish species are threatened with extinction, reflecting the strain on global water resources, an updated global "Red List" of endangered species showed Tuesday.
Over 17,000 species threatened by extinction
Nov 02, 2009 |
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(AP) -- A rare Panamanian tree frog, a rodent from Madagascar and two lizards found only in the Philippines are among over 17,000 species threatened with extinction, a leading environmental group said Tuesday.
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