News tagged with species loss
Theory provides more precise estimates of large-area biodiversity
Jul 09, 2009 |
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Ask biologists how many species live in a pond, a grassland, a mountain range or on the entire planet, and the answers get increasingly vague. Hence the wide range of estimates for the planet's biodiversity, ...
Thousands of plant species likely to go extinct in Amazon
Jul 09, 2009 |
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As many as 4,550 of the more than 50,000 plant species in the Amazon will likely disappear because of land-use changes and habitat loss within the next 40 years, according to a new study by two Wake Forest University researchers.
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2010 species pledge set to fail: conservationists
Jul 02, 2009 |
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The world's paramount authority on species loss has warned that pledges to roll back the threat to biodiversity by 2010 were running into the sand.
10 percent of world's major species at threat: report
Sep 29, 2009 |
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Almost 10 percent of the world's mammals, birds, reptiles, amphibians and fish are in danger of extinction due to climate change and other factors, according to an Australian report released Tuesday.
Fertilization intensifies competition for light and endangers plant diversity
Apr 30, 2009 |
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When grasslands are fertilized their productivity is increased but their plant diversity is diminished. In the last 50 years levels of plant-available nitrogen and phosphorous have doubled worldwide. This additional supply ...
When hosts go extinct, what happens to their parasites?
Jun 01, 2009 |
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(PhysOrg.com) -- Hands wring and teeth gnash over the loss of endangered species like the panda or the polar bear. But what happens to the parasites hosted by endangered species? And although most people would ...
Enzyme may be a key to Alzheimer's-related cell death
Medicine & Health / Neuroscience
Oct 06, 2009 |
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(PhysOrg.com) -- A Purdue University researcher has discovered that the amount of an enzyme present in neurons can affect the mechanism thought to cause cell death in Alzheimer's disease patients and may have ...
Bangladesh leopard renews hopes for species survival
Jul 23, 2009 |
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Bangladeshi conservationists said Thursday the discovery of a rare leopard captured by villagers in the southeast of the country renewed hopes for the survival of the critically endangered species.
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.
Bumblebee re-introduced to UK
Jun 13, 2009 |
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This month, a campaign was launched to re-introduce the short-haired bumblebee to the UK from New Zealand.
The flash recovery of ammonoids after the most massive extinction of all time
Other Sciences / Archaeology & Fossils
Sep 02, 2009 |
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After the End-Permian extinction 252.6 million years ago, ammonoids diversified and recovered 10 to 30 times faster than previous estimates.
Research could help save tuatara from extinction
Jun 22, 2009 |
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(PhysOrg.com) -- Research by Victoria University PhD graduate Kim Miller could help to successfully manage tuatara and skink populations in danger of becoming extinct.
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