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Satellite Tagging Maps the Secret Migration of White Sharks
April 3, 2013 Long-life batteries and satellite tagging have been used to fill in the blanks of female white sharks' (Carcharodon carcharias) lifestyles. New research defines a two year migratory pattern in the ... > full story -
2013 Wintertime Arctic Sea Ice Maximum Fifth Lowest on Record
April 3, 2013 During the cold and dark of Arctic winter, sea ice refreezes and achieves its maximum extent, usually in late Feb. or early Mar. According to a NASA analysis, this year the annual maximum extent was ... > full story -
Chimps: Ability to 'Think About Thinking' Not Limited to Humans
April 3, 2013 Humans' closest animal relatives, chimpanzees, have the ability to "think about thinking" -- what is called "metacognition," according to new ... > full story -
'A Better Path' Toward Projecting, Planning for Rising Seas on a Warmer Earth
April 3, 2013 More useful projections of sea level are possible despite substantial uncertainty about the future behavior of massive ice sheets. In two recent articles, researchers present an approach that ... > full story -
Rocky Mountains Originated from Previously Unknown Oceanic Plate
April 3, 2013 The mountain ranges of the North American Cordillera are made up of dozens of distinct crustal blocks. A new study clarifies their mode of origin and identifies a previously unknown oceanic plate ... > full story -
Environmental Policies Matter for Growing Megacities
April 3, 2013 A new study shows clean-air regulations have dramatically reduced acid rain in the United States, Europe, Japan and South Korea over the past 30 years, but the opposite is true in fast-growing East ... > full story -
Ancient Pool of Warm Water Questions Current Climate Models
April 3, 2013 A huge pool of warm water that stretched out from Indonesia over to Africa and South America four million years ago suggests climate models might be too conservative in forecasting tropical changes. ... > full storyMore: -
Thin Clouds Drove Greenland's Record-Breaking 2012 Ice Melt
April 3, 2013 If the sheet of ice covering Greenland were to melt in its entirety tomorrow, global sea levels would rise by 24 feet. Three million cubic kilometers of ice won't wash into the ocean overnight, but ... > full story -
Invasive Crabs Help Cape Cod Marshes
April 3, 2013 Ecologists are wary of non-native species, but along the shores of Cape Cod where grass-eating crabs have been running amok and destroying the marsh, an invasion of predatory green crabs has helped ... > full story -
Earth Is 'Lazy' When Forming Faults Like Those Near San Andreas
April 3, 2013 Some geoscientists have taken an uncommon, “Earth is lazy” approach to modeling fault development in the crust and it is providing new insights into how faults grow. In particular, this ... > full story
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