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Thursday, May 31, 2012

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Extinction

Earth took `10 mn yrs to recover from greatest mass extinction`

It took almost 10 million years for Earth to recuperate from the greatest mass extinction of all tim...

Japan `may face extinction in 1000 years`

Japanese researchers have unveiled a population clock that shows that the nation’s people could theo...

Japan `may face extinction in 1,000 years`

Academics said that Japan’s population of children aged up to 14 is shrinking at the rate of one eve...

Numbers `don’t always guard against extinction risk`

Greater numbers help the species survive a major extinction event but, surprisingly, do not confer a...

24 newly discovered lizard species face extinction

Half of the 24 new lizard species known as skinks, all discovered on the Caribbean islands, may be c...

Diversity `helped mammals’ survival over deep time

Diversity is the mammal’s best defense when it comes to adapting climatic changes.

`Dinosaurs put eggs in wrong evolutionary basket`

The fact that land-bound dinosaurs laid eggs is what sealed their fate of mass extinction millions o...

Habitat loss and tropical cooling could be behind mass extinction

The second-largest mass extinction in Earth’s history coincided with a short but intense ice age dur...

14 bird species on verge of extinction in India

At least 14 species of birds from India are on the verge of extinction due to poaching, over use of ...

`Mammoths’ extinction caused by human activity`

The last known population of woolly mammoths died out likely because of human activity or environmen...

Sex-addicted Bonobo apes on brink of extinction

Bonobo apes, which often have sex every few minutes, are now staring extinction in the face.

Sawfish `use Wi-Fi to find prey`

Sawfish senses electric fields to find prey, contrary to the widely held perception that they only f...

Hundreds of tropical bird species at risk of extinction

Researchers have cautioned that up to 900 species of tropical land birds around the world could beco...

Habitat loss drives Sumatran tiger to verge of extinction

Destruction of vegetation is driving Sumatran tiger to the brink of extinction, WWF researchers say.

Scientists find clue to Neanderthal extinction

Researchers, studying ancient DNA, have suggested that most Neanderthals were largely extinct 50,000...

Explosive evolution need not follow mass extinctions

A new discovery has challenged the widely held assumption that a period of explosive evolution quick...

Global extinction was not a sudden event

About 252 mn years ago, at the end of the Permian period, Earth almost became a lifeless planet.

New taste in Thai elephant meat risks extinction

A new taste for eating elephant meat — everything from trunks to sex organs — has emerged in Thailan...

`Sumatran elephants driven closer to extinction`

The Sumatran elephant could be extinct in the wild in under 30 years unless immediate steps are take...

Gamma ray burst may have caused mass extinction

Gamma ray burst, which occurred in a colossal group of stars called a globular cluster may have trig...

`Neanderthals died out from interbreeding with humans`

The real reason why Neanderthals died out was because they were too smart for their own good.

Rare NE flora, fauna face extinction threat

The threats to biodiversity arising from climate change are likely to be very acute in this region.

Two rhino species bite the dust: Red List

Several species of rhino have been poached into extinction or to the point of no return, according t...

Global warming could render some species homeless

Mass migration of animal & plant species, forced by rising temperature, could leave some marine spec...

Fishes `need to swim faster to escape extinction`

Fish and other sea creatures will have to travel large distances to survive climate change, marine s...

Permo-Triassic extinction wasn`t that bad

Terrestrial biodiversity recovered much faster after mass extinction, which occurred between the Per...

Reefs coped mass extinction earlier than Earth

Researchers had always assumed it took the Earth as long as five million years to recover from the s...

One third of flora, fauna can become extinct

A third of all flora and fauna will become extinct if global warming continues unchecked.

Fungi behind extinction of forests 250mn-yrs-ago

The so-called Permian extinction likely was triggered by immense volcanic eruptions in what is now S...

Freshwater fish threatened with extinction

British scientists have warned that freshwater fish have become the most endangered group of animals...

‘Earth burp’ led to mass extinction of marine life

A massive emission of methane led to an increase in atmospheric temperature around the globe 200 mil...

Last dinosaur fossil backs asteroid extinction

The finding indicates that dinosaurs did not go extinct prior to the impact and provides further evi...

Climatic change push ocean life towards extinction

The experts are worried over the changes that are happening faster than thought or expected to be se...

Arabian `unicorn` thrives again in wild

The Arabian Oryx, whose distinctive horns are widely believed to have given rise to the unicorn lege...

Seagrass `at risk of extinction`

A species of seagrass found only in western and southern Oz waters is at the risk of extinction.

Coral reefs on brink of extinction as oceans becoming acidic

Coral reefs are facing the threat of extinction as oceans are increasingly becoming acidic.

Species extinction rate `overestimated`: Study

Earth`s biodiversity continues to dwindle due to deforestation, climate change and over-exploitation...

Ayapaneco language at extinction risk

A centuries-old language in Mexico is reportedly on the verge of extinction.

Extinction threat for 45 Australian species

The report says immediate funding of $96 million is needed to start a range of conservation programs...

‘World`s sixth mass extinction may be underway’

Mankind may have unleashed the sixth known mass extinction in Earth`s history, according to a paper.

Has Earth`s sixth mass extinction already arrived?

Biologists estimate that within the past 500 mn years, at least 80 mammal species have gone extinct.

Massive volcanic eruption caused largest extinction

Toxic coal ash produced by massive volcanic eruptions may have led to largest extinction on Earth.

Oysters could disappear in next 100 years due to ‘acidic oceans’

CO2 released into atmosphere causes acidification of oceans.

Owls in danger due to superstitions, illegal trade

Owls are in serious danger in India due to rampant illegal trade, according to a report.

Conservation hope as vertebrates face extinction

Scientists say that conservation efforts are having an impact on slowing the extinction of vertebrat...

A fifth of world`s life at extinction risk

A fifth of world`s mammals, birds, amphibians, reptiles and fishes are in imminent danger of going e...

One species becomes extinct every fortnight in England

England is losing a species every fortnight, according to a study.

One in five plants faces extinction

One in five of the world`s plant species threatened with extinction.

Comet-impact may not have killed mammoths: Experts

A new theory suggests that a space impact may not have led to the extinction of mammoths from earth.

Double meteorite strike `led to dinosaur extinction`

A new study claims that dinosaurs were killed 65 mn years ago by at least two meteorite impacts.

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Shahrukh and Mamata - IPL circus
It seemed as if India had won the World Cup.

KKR celebrations mock Bengali pride
The WB govt’s KKR celebration was ‘overboard’.

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