News tagged with famine
Prevent tomato late blight next growing season
Oct 23, 2009 |
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(PhysOrg.com) -- Across the northeast, home gardeners expecting the usual bumper crop of tomatoes this season were dismayed to find their plants affected by late blight, the same fungus that caused Ireland's potato famine ...
Genome of Irish potato famine pathogen decoded
Sep 09, 2009 |
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(PhysOrg.com) -- A large international research team has decoded the genome of the notorious organism that triggered the Irish potato famine in the mid-19th century and now threatens this season's tomato and ...
First evidence that prenatal exposure to famine may lead to persistent epigenetic changes
Oct 30, 2008 |
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A study initiated by researchers at Columbia University Mailman School of Public Health and the Leiden University Medical Center in the Netherlands suggests that prenatal exposure to famine can lead to epigenetic changes ...
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Did a nickel famine trigger the 'Great Oxidation Event'?
Space & Earth / Earth Sciences
Apr 08, 2009 |
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(PhysOrg.com) -- The Earth's original atmosphere held very little oxygen. This began to change around 2.4 billion years ago when oxygen levels increased dramatically during what scientists call the "Great ...
Scientists to study high-risk plant pathogen using small, unmanned aircraft
Biology /
Jan 15, 2008 |
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A Virginia Tech plant pathologist known for his investigation of microbial life in the lower atmosphere is using unmanned aerial vehicles (UAVs) in a new, three-year study to detect, monitor, and forecast ...
Disease Causing Irish Potato Famine Came From South America, Scientist Says
Biology /
Feb 28, 2007 |
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Scientists at North Carolina State University have discovered that the fungus-like pathogen that caused the 1840s Irish potato famine originally came from the Andes of South America.
Research Debunks Pathogen Evolution Hypotheses
Jan 05, 2006 |
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In a classic case of “chicken or egg” detective work, scientists at North Carolina State University and The Institute for Genomic Research have concluded that previous hypotheses about the evolution of one of the world’s ...
Study indicates people by nature are universally optimistic
Medicine & Health / Psychology & Psychiatry
May 24, 2009 |
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Despite calamities from economic recessions, wars and famine to a flu epidemic afflicting the Earth, a new study from the University of Kansas and Gallup indicates that humans are by nature optimistic.
'Skinny gene' does exist, researchers find
Sep 04, 2007 |
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Researchers at UT Southwestern Medical Center have found that a single gene might control whether or not individuals tend to pile on fat, a discovery that may point to new ways to fight obesity and diabetes.
Anchovy fishing may harm penguins
Jan 06, 2007 |
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Over-fishing by humans could cause a famine among penguins on the Patagonian coast of Argentina, U.S. researchers said.
Using DNA, scientists hunt for the roots of the modern potato
Biology /
Jan 29, 2008 |
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More than 99 percent of all modern potato varieties planted today are the direct descendents of varieties that once grew in the lowlands of south-central Chile. How Chilean germplasm came to dominate the modern potato-which ...
Satellites Could Help Keep Hungry Populations Fed as Climate Changes
Sep 17, 2009 |
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In the early 1980s, scientists at NASA's Goddard Space Flight Center, Greenbelt, Md., developed the Normalized Difference Vegetation Index (NDVI), an innovative combination of two satellite measurements that ...
First albino buffalo spotted in Kenyan park
Apr 24, 2009 |
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Rangers in Kenya's Hellsgate National Park have spotted an albino buffalo, the first of its kind ever recorded in the wildlife rich country, park officials said Friday.
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