glacial period

Carbon emissions speed up ocean acidification


January 23rd, 2012 - 4:35 pm ICT by IANS
Washington, Jan 23 (IANS) Manmade emissions over the last two centuries have already raised ocean acidity far beyond the range of natural variations, threatening important species of marine life. "In ... Read more...

Posted in World |

66pc permafrost to melt by 2200, speed up global warming in coming years


February 17th, 2011 - 6:51 pm ICT by ANI
Washington, Feb 17 (ANI): A new study has warned that global warming could cause up to two-thirds of the Earth's permafrost to disappear by 2200, releasing carbon equal to half the emissions ... Read more...

Posted in Health Science |

Two thirds of permafrost likely to melt by 2200


February 17th, 2011 - 3:59 pm ICT by IANS
Washington, Feb 17 (IANS) Two-thirds of permafrost is likely to melt by 2200, thanks to global warming which will loft vast quantities of carbon into the air. "The carbon resides in permanently ... Read more...

Posted in Sci-Tech |

How 450mn-yr-old mass extinction is closely linked to climate change


January 28th, 2011 - 4:03 pm ICT by ANI
Washington, Jan 28 (ANI): Geobiologists at California Institute of Technology have found how the mass extinction that occurred 450 million years ago is linked to a cooling climate.The mass extinction coincided with ... Read more...

Posted in Health Science |

Rivers cut deep notches in Swiss Alps’ broad glacial valleys: Study


December 6th, 2010 - 1:54 pm ICT by ANI
London, Dec 6 (ANI): A new study sheds light on the processes that formed steep inner gorges in the broad glacial valleys of the Swiss Alps.The U-shaped valleys were created by slow-moving ... Read more...

Posted in Health Science |

New study gives clues about carbon dioxide patterns at end of Ice Age


October 26th, 2010 - 5:11 pm ICT by ANI
London, Oct 26 (ANI): A new study has put to rest the mystery of where old carbon was stored during the last glacial period.It turns out it ended up in the icy ... Read more...

Posted in Health Science |

Sea level up along US Atlantic coast


December 12th, 2009 - 9:18 pm ICT by IANS
Washington, Dec 12 (IANS) The rise in sea level along the US Atlantic coast was faster in the 20th century than over the past 4,000 years. Using sediment cores from the Atlantic coast, ... Read more...

Posted in Sci-Tech |

Alps growing just as quickly in height, as they are shrinking


November 6th, 2009 - 1:40 pm ICT by ANI
Washington, November 6 (ANI): A group of German and Swiss geoscientists are on the verge of proving that the Alps are growing just as quickly in height, as they are shrinking.Due to ... Read more...

Posted in Health Science |

Global warming may make sea level rise between 7- 82 cm


July 28th, 2009 - 1:29 pm ICT by ANI
Washington, July 28 (ANI): New predictions indicate that the amount of sea level rise by the end of this century will be between 7- 82 cm - depending on the amount of ... Read more...

Posted in Health Science |

Ancient mammals shifted diets as climate changed


June 3rd, 2009 - 1:33 pm ICT by ANI
Washington, June 3 (ANI): A new study has shown that mammals change their dietary niches based on climate-driven environmental changes, contradicting a common assumption that species maintain their niches despite global warming. ... Read more...

Posted in Health Science |

Noahs flood may have been much smaller than previously believed


January 24th, 2009 - 12:48 pm ICT by ANI
Washington, Jan 24 (ANI): In a new research, scientists have suggested that an ancient flood, similar to the biblical Noahs flood, which was believed to have occurred 9,500 years ago and ... Read more...

Posted in Health Science |

Climate change wiped out cave bears 13 millennia earlier than thought


November 26th, 2008 - 1:08 pm ICT by ANI
Washington, Nov 26 (ANI): A new study by scientists has revealed that giant cave bears that once inhabited a large swathe of Europe, died out 27,800 years ago due to climate ... Read more...

Posted in National |

‘Living fossil’ tree helping understand climate change effects


October 31st, 2008 - 11:02 am ICT by IANS
Washington, Oct 31 (IANS) A tree that has been called a "living fossil" is helping researchers understand how tropical forests responded to past climate change and how they may react to future ... Read more...

Posted in World |

Changes in wind speed may have caused abrupt meltdowns


July 21st, 2008 - 5:04 pm ICT by IANS
Washington, July 21 (IANS) Small changes in surface winds may have possibly played a substantive role in abrupt climate change during the last glacial period, says a study. Conducted by Complutense University ... Read more...

Posted in World |

End of last ice age saw dramatic see-saw climate changes


June 20th, 2008 - 11:58 am ICT by ANI
Washington, June 20 (ANI): An international science team has gathered information from a Greenland ice core which shows that the Northern Hemisphere briefly emerged from the last ice age some 14,700 ... Read more...

Posted in Health Science |

Football-sized boulders may help predict sea-level rise


February 29th, 2008 - 2:20 pm ICT by admin
Washington, Feb 29 (ANI): A new research has determined that boulders the size of footballs could help scientists predict the West Antarctic Ice Sheets (WAIS) contribution to sea-level rise.For the research, scientists ... Read more...

Posted in Health Science |

Arctic boulders confirm that glaciers are thinning


February 29th, 2008 - 11:04 am ICT by admin
London, Feb 29(IANS) Huge boulders could enable scientists to predict the contribution of the West Antarctic Ice Sheet (WAIS) to sea level rise, according to the latest issue of Geology. These boulders ... Read more...

Posted in World |

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