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• Global Warming
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  Polar Ecosystems Acutely Vulnerable to Sunlight-Driven Tipping Points

  July 31, 2013 — Slight changes in the timing of the annual loss of sea-ice in polar regions could have dire consequences for polar ecosystems, by allowing a lot more sunlight to reach the sea floor. The research ... > full story
• Marine Biology
  Extreme Survival
  Oceanography
  Nature
  Evolutionary Biology
  Origin of Life
   
  

  Dawn of Carnivores Explains Animal Boom in Distant Past

  July 31, 2013 — Scientists have linked increasing oxygen levels and the rise and evolution of carnivores (meat eaters) as the force behind a broad explosion of animal species and body structures millions of years ... > full story
• Global Warming
  Climate
  Ice Ages
  Snow and Avalanches
  Oceanography
  Severe Weather
   
  

  North Pole Not Flooded -- But Lots of Melting in the Arctic

  July 30, 2013 — Widespread media reports of a lake at the North Pole don't hold water -- but scientists who deployed the monitoring buoys are watching closely as Arctic sea ice approaches its yearly ... > full story
• Vaccines
  Immune System
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  Cancer
   

  New Modular Vaccine Design Combines Best of Existing Vaccine Technologies

  July 29, 2013 — Researchers have developed a new method of vaccine design -- Multiple Antigen Presentation System. It could speed new vaccine development for range of globally serious pathogens, infectious agents. ... > full story
• Global Warming
  Climate
  Ice Ages
  Oceanography
  Geography
  Weather
   
  

  Ice-Free Arctic Winters Could Explain Amplified Warming During Pliocene

  July 29, 2013 — Year-round ice-free conditions across the surface of the Arctic Ocean could explain why the Earth was substantially warmer during the Pliocene Epoch than it is today, despite similar concentrations ... > full story

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  • Arctic Sea Ice During the Pliocene Era
• Oil Spills
  Oceanography
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  Global Warming
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  Large Gulf Dead Zone, but Smaller Than Predicted

  July 29, 2013 — Scientists have found a large Gulf of Mexico oxygen-free or hypoxic 'dead' zone, but not as large as had been predicted. Measuring 5,840 square miles, an area the size of Connecticut, the 2013 Gulf ... > full story
• Global Warming
  Climate
  Ice Ages
  Environmental Issues
  Water
  Oceanography
   

  Global Warming Endangers South American Water Supply

  July 29, 2013 — Chile and Argentina may face critical water storage issues due to rain-bearing westerly winds over South America's Patagonian Ice-Field to moving south as a result of global ... > full story
• Workplace Health
  Consumer Behavior
  Health Policy
  Cosmetic Surgery
  Intelligence
  Psychology
   

  Sharing the Wealth With Loyal Workers

  July 29, 2013 — Workers who are loyal to their employers tend to be paid more, according to the first broad-scale study of worker loyalty and ... > full story
• New Species
  Nature
  Extinction
  Wild Animals
  Endangered Animals
  Fish
   
  

  New Whipray Species Identified by Its DNA

  July 29, 2013 — Biologists have analysed tissue samples of 115 spotted whiprays of the Himantura genus, collected in various parts of the Indio-Pacific region. By means of genetic markers -- as opposed to ... > full story
• Fisheries
  Fish
  Marine Biology
  Sea Life
  Zoology
  Nature
   
  

  Tuna and Floating Objects: Mysterious Links

  July 29, 2013 — More than 2 000 years ago, Roman fishermen already used the natural propensity of some species of fish to gather under floating objects, to enhance their catches in the Mediterranean. Today, numerous ... > full story

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