Climate

  • Patient Planet: Then and Now
    The dramatic and, in some cases, damaging environmental changes sweeping planet Earth are brought into sharp focus in a new atlas launched to mark World Environment Day (WED).
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  • Organic-Rich Soup-in-the-Ocean
    A new University of Colorado at Boulder study indicates Earth in its infancy probably had substantial quantities of hydrogen in its atmosphere, a surprising finding that may alter the way many scientists think about how life began on the planet.
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  • Snowball Earth Scenario
    Eons ago, giant clouds in space may have led to global extinctions, according to new research that outlines a rare scenario in which Earth iced over during snowball glaciations, after the solar system passed through dense space clouds.
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  • Urban Smog: State of the World
    Based on 18 months of Envisat observations, this high-resolution global atmospheric map of nitrogen dioxide pollution makes clear just how human activities impact air quality.
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  • Breaking the Ice
    When the vast Larsen B ice shelf broke off the Antarctic Peninsula, no one knew what would happen next to the nearby glacier flows. Would they accelerate and would sea level rise from global temperature changes?
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  • Surfing the Wave
    A tsunami, a series of large waves caused by the disruption of seawater, is one of the many hazards of living on Earth. Bill McGuire, Director of the Benfield Hazard Research Centre, says that a mega-tsunami could cause death and destruction to both the eastern
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  • Ozone: State of the World
    The annual opening of an ozone hole over the South Pole is being watched from orbit. The European Envisat mission sees the thinning from September to December typically.
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  • The Good, the Bad, and the Ozone
    This week NASA will add to its tools for tracking changes in the global climate with the launch of the Aura spacecraft. Primarily geared to imaging atmospheric changes, Aura will answer questions about ozone: the good, the bad and what makes Earth unique among
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  • Unfolding Planet Earth, Version Three
    Modelling the earth's climate requires consideration of changes in land, sea and air. A new simulation enhances the ability to mesh the competing influences to show both climate history and our collective future.
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  • Titanic Primordial Pull
    How the Earth's early climate changed has much to do with the fate of its greenhouses gases, carbon dioxide and methane. A conjecture to test revolves around the continents absorbing carbon dioxide. Akin to what happens today on Saturn's moon Titan also is the
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  • Reflecting on Climate Change
    Earthshine, or the terrestrial light reflected back to us off the moon's darkside, gives a unique mirror to what is happening with our own climate.
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  • Killer Lakes: Part III
    Defusing Africa's killer lakes in a remote region of Cameroon, an international team of scientists takes extraordinary steps to prevent the recurrence of a deadly natural disaster. This three part excerpt gives a first-hand account of global climate change by award-winning science journalist, Kevin Krajick.
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  • Killer Lakes: Part II
    Defusing Africa's killer lakes in a remote region of Cameroon, an international team of scientists takes extraordinary steps to prevent the recurrence of a deadly natural disaster. This three part excerpt gives a first-hand account of global climate change by award-winning science journalist, Kevin Krajick.
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  • Killer Lakes: Part I
    Defusing Africa's killer lakes in a remote region of Cameroon, an international team of scientists takes extraordinary steps to prevent the recurrence of a deadly natural disaster. This three part excerpt gives a first-hand account of global climate change by award-winning science journalist, Kevin Krajick.
    more...
  • Rotten Sulfur Brew, The Great Dying?
    The greatest catastrophe for life on Earth occurred 250 million years ago, when nine of ten species disappeared. But the cause of this great dying remains a mystery.
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