isotopes of oxygen

Big volcanic eruptions cooled tropics


January 6th, 2009 - 1:13 pm ICT by IANS
Washington, Jan 6 (IANS) Big volcanic eruptions cooled the tropics over the past 450 years, an effect masked by rising global temperatures, says a new study.Scientists already agree that large eruptions have ... Read more...

Posted in Uncategorized |

Big volcanic eruptions can cool the tropics


January 6th, 2009 - 12:15 pm ICT by ANI
Washington, Jan 6 (ANI): Climate researchers have shown that big volcanic eruptions over the past 450 years have temporarily cooled weather in the tropics.The researchers included Rosanne DArrigo, a scientist at ... Read more...

Posted in Health Science |

Ice core drawn from glacier in Alaska may shed light on two centuries of climate change (Re-Issue)


July 14th, 2008 - 6:41 pm ICT by ANI
Washington, July 14 (ANI): Researchers have pulled a 150-metre ice core from the McCall Glacier in the Arctic National Wildlife Refuge in Alaska, US, which may offer them the first quantitative ... Read more...

Posted in Health Science |

Glacial ice sheets existed on Earth even during ancient global warming


January 11th, 2008 - 12:28 pm ICT by admin
Washington, Jan 11 (ANI): A new research has indicated that glacial ice had existed on Earth even during intense period of global warming 91 million years ago.Carried out by a team ... Read more...

Posted in Health Science |

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