News articles tagged with 'extinction'
Researchers pinpoint date and rate of Earth's most extreme extinction
— 18 Nov 2011 17:09 | Geology and palaeontologyIt's well known that Earth's most severe mass extinction occurred about 250 million years ago. What's not well known is the specific time when the extinctions occurred. A team of researchers…
New model more accurately describes migratory animals' extinction risk
— 16 Nov 2011 21:31 | BiologyPredicting the risk of extinction is a complicated task, especially for species that migrate between breeding and wintering sites. Researchers at the University of Georgia and Tulane…
Climate change is making our environment 'bluer'
— 6 Apr 2011 18:49 | EnvironmentThe 'colour' of our environment is becoming 'bluer,' a change that could have important implications for animals' risk of becoming extinct, ecologists have found. In a major study involving…
Did dinosaurs have lice? Researchers say it's possible
— 6 Apr 2011 15:22 | Geology and palaeontologyA new study louses up a popular theory of animal evolution and opens up the possibility that dinosaurs were early - perhaps even the first - animal hosts of lice…
Algae, bacteria hogged oxygen after ancient mass extinction, slowed marine life recovery
— 28 Mar 2011 15:37 | EnvironmentA mass extinction is hard enough for Earth's biosphere to handle, but when you chase it with prolonged oxygen deprivation, the biota ends up with a hangover that can last millions of…
Intervention offers 'best chance' to save species endangered by climate change
— 18 Mar 2011 14:39 | EnvironmentA University of York scientist is proposing a radical programme of 'assisted colonisation' to save species endangered by climate change…
Fossil bird study describes ripple effect of extinction in animal kingdom
— 8 Mar 2011 14:08 | Geology and palaeontologyA University of Florida study demonstrates extinction's ripple effect through the animal kingdom, including how the demise of large mammals 20,000 years ago led to the disappearance…
Earth's sixth mass extinction: Is it almost here?
— 4 Mar 2011 15:06 | EnvironmentWith the steep decline in populations of many animal species, scientists have warned that Earth is on the brink of a mass extinction like those that have occurred just five times during…
Has the Earth's sixth mass extinction already arrived?
— 3 Mar 2011 13:44 | EnvironmentWith the steep decline in populations of many animal species, from frogs and fish to tigers, some scientists have warned that Earth is on the brink of a mass extinction like those that…
Extinction predictor 'will help protect coral reefs'
— 16 Feb 2011 04:32 | EnvironmentMore than a third of coral reef fish species are in jeopardy of local extinction from the impacts of climate change on coral reefs, a new scientific study has found…