What we found on the web about Mass Extinction
Extinction event - Wikipedia, the free encyclopedia
An extinction event (also known as: mass extinction; extinction-level event, ELE) is a sharp decrease in the number of species in a relatively short period of time.
Extinction - Wikipedia, the free encyclopedia
In biology and ecology, extinction is the death of every member of a species or group of taxa. The moment of extinction is generally considered to be the death of the last ...
Dying Frogs Sign Of A Biodiversity Crisis
Extreme cases of this are called mass extinction events, and there have been only five in our planet's history, until now. The sixth mass extinction event, which Wake and others ...
The Devonian Mass Extinction
The Devonian Mass Extinction Fast Facts - Devonian period ranged from 408-360 million years ago - A major intra-Devonian extinction occurred at the Frasnian-Famennian boundary
Mass extinction - New World Encyclopedia
Marine extinction intensity through time. Blue graph shows apparent percentage (not absolute number) of marine animal genera becoming extinct during any given time interval.
mass extinctions
Biodiversity Lecture 3: Mass Extinctions. How do we define a Mass Extinction? Traditionally, within geological sciences, mass extinctions have been seen as some type of catastrophe ...
NOVA | scienceNOW | Mass Extinction | PBS
Watch a streaming video clip of the NOVA scienceNOW segment on the Permian extinction, learn about the most likely causes of this catastrophic event, ask expert Doug Erwin your ...
extinction
Michael J. Benton, When Life Nearly Died: The Greatest Mass Extinction of All Time, Thames and Hudson, 2003. It's about the Permian extinction 250 million years ago, when about ...
Studying mass extinction : The New Yorker
A REPORTER AT LARGE about the sixth mass extinction. Describes how graduate student Karen Lips observed the mysterious disappearance of large numbers of local golden frogs, in the ...
mass extinction Facts, information, pictures | Encyclopedia.com ...
Get information, facts, and pictures about mass extinction at Encyclopedia.com. Make research projects and school reports about mass extinction easy with credible articles from ...
MASS EXTINCTION on MySpace Music - Free Streaming MP3s, Pictures ...
MySpace Music profile for MASS EXTINCTION. Download MASS EXTINCTION Thrash / Metal / music singles, watch music videos, listen to free streaming mp3s, & read MASS EXTINCTION's blog
The Cretaceous Extinction
85 percent of all species died in the K-T extinction at the end of the Cretaceous period. This article provides information on the geological setting, the species affected and the ...
Evolution: Library: The Current Mass Extinction
The Current Mass Extinction: Is the biosphere today on the verge of anything like the mass extinctions of the geological past? Could some equivalent of meteorite impacts or ...
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An extinction event (also known as: mass extinction; extinction-level event, ELE) is a sharp decrease in the number of species in a relatively short period of time. Mass extinctions affect most major taxonomic groups present at the time — birds, mammals, reptiles, amphibians, fish, invertebrates and other simpler life forms. They may be caused by one or both of:

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These recent articles mention Mass Extinction
The Threat of Climate Change
Washington Post
... to issue emissions standards for new cars and trucks. Court Hears Global Warming Case From FindLaw: Case Docket (Mass. v ... Facing Extinction: Add wild mammals to the growing list of endangered species on a warming planet. (Post, Octo...
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ABC via Yahoo!7 News
Many scientists believe we are now living in the midst of another big extinction event although this time the cause of the mass die-off is easier to identify - humans.
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redOrbit
A new oral vaccine against sylvatic plague is showing significant promise in the laboratory as a way to protect prairie dogs and may eventually protect endangered black-footed ferrets who now get the disease by eating infected prairie dogs,...
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EurekAlert!
( United States Geological Survey ) Note to reporters and editors: The 58th annual meeting of the Wildlife Disease Association is Aug. 2-7, 2009, in Blaine, Wash. The theme is Wildlife Health from Land to Sea: Impacts of a Changing World. T...
Human activity driving Earth's 'sixth great extinction event'
Guardian Unlimited
Population growth, pollution and invasive species are having a disastrous effect on species in the southern hemisphere, a major review by conservationists warns Earth is experiencing its "sixth great extinction event" with disease and human...
Crashing comets not likely the cause of Earth's mass extinctions: new research
PhysOrg
(PhysOrg.com) -- Scientists have debated how many mass extinction events in Earth's history were triggered by a space body crashing into the planet's surface. Most agree that an asteroid collision 65 million years ago brought an end to the ...
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Newstrack India
Current mass extinction spurs major study of which species to save - 22 Oct 2008 Washington, Oct 22 (ANI): The Earth is in the midst of the sixth mass extinction of both plants and animals, which has spurred a study by biologists at UC... f...