As ice sheets melted during the deglaciation of the last ice age and global oceans warmed, oceanic oxygen levels decreased and "denitrification" accelerated by 30 to 120 percent, a new international study shows, creating ...
Earth Sciences
Jun 3, 2013
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(Phys.org) —The fin whale is the second-largest animal ever to live on Earth. It is also, paradoxically, one of the least understood. The animal's huge size and global range make its movements and behavior hard to study.
Plants & Animals
May 13, 2013
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Details are emerging from a recent research expedition to the Sub-Tropical North Atlantic. The objective of the expedition was to study the salt concentration (salinity) of the upper ocean. Scientists aboard the Spanish research ...
Earth Sciences
May 1, 2013
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A huge Arctic cyclone in August was not responsible for the historic minimum seen soon after in Arctic sea-ice extent.
Earth Sciences
Jan 31, 2013
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(Phys.org)—Two robots equipped with instruments designed to "listen" for the calls of baleen whales detected nine endangered North Atlantic right whales in the Gulf of Maine last month. The robots reported the detections ...
Plants & Animals
Jan 9, 2013
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(Phys.org)—An innovative global observing system based on drifting sensors cycling from the surface to the ocean mid-depths is being celebrated by scientists today after reaching a major milestone – one million incredibly ...
Earth Sciences
Dec 12, 2012
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The ice sheet in West Antarctica is melting faster than expected. New observations published by oceanographers from the University of Gothenburg and the US may improve our ability to predict future changes in ice sheet mass. ...
Earth Sciences
Dec 6, 2012
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For the kinds of animals that are most familiar to us—ones that are big enough to see—it's a no-brainer: Is it better to sit around and wait for food to come to you, or to move around and find it? Larger animals that ...
Mathematics
Nov 1, 2012
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(Phys.org)—Around the globe, mariners and navies alike have long observed and included weather and sea states in navigational planning when plotting course or developing military strategy. And although forecasting had become ...
Earth Sciences
Oct 30, 2012
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(Phys.org)—There's an old adage (with several variations) that California has four seasons: earthquake, fire, flood and drought. While Californians happily cede the title of Hurricane Capital of America to U.S. East and ...
Earth Sciences
Oct 18, 2012
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