News tagged with food supplies
Groundwater depletion in semiarid regions of Texas and California threatens US food security
The nation's food supply may be vulnerable to rapid groundwater depletion from irrigated agriculture, according to a new study by researchers at The University of Texas at Austin and elsewhere.
May 28, 2012 |
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In cod we trust: DNA test combats fisheries fraud
Scientists on Tuesday said they had devised a DNA test to pinpoint the geographical origins of commercial seafish, in a breakthrough against illegal trawling that threatens fish stocks worldwide.
May 22, 2012 |
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Bees at risk from chemicals increase, scientists say
Pesticide use rose by 6.5% between 2005 and 2010, increasing the risk to bee populations, according to new research from the University of Reading launched today by Friends of the Earth.
May 24, 2012 |
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Thousands of birds found dead on Chile beaches
About 2,000 birds were found dead on beaches in central Chile, a natural history museum director said Friday, accusing fishermen of snagging them in their nets and letting them drown.
May 12, 2012 |
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Plant and animal in direct competition for food
(PhysOrg.com) -- Animals often compete aggressively with each other for food or other resources, and plants often compete with each other for light, water, or other resources. Now scientists in the U.S. have ...
May 13, 2010 |
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Researchers study potential effects of geoengineering on global food supply
Carbon dioxide emissions from the burning of coal, oil, and gas have been increasing over the past decades, causing the Earth to get hotter and hotter. There are concerns that a continuation of these trends could have catastrophic ...
Jan 22, 2012 |
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How to avoid a global food crisis
The world faces a major challenge in the coming decades as global food demand is poised for unprecedented growth.
May 16, 2012 |
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Behavior breakthrough: Like animals, plants demonstrate complex ability to integrate information
A University of Alberta research team has discovered that a plant's strategy to capture nutrients in the soil is the result of integration of different types of information.
Jun 24, 2010 |
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Gene controlling flowering boosts energy production from sorghum
A sorghum hybrid that does not flower and accumulates as much as three times the amount of stem and leaf matter may help the bioenergy industry, according to a study appearing today in the Proceedings of th ...
Sep 27, 2011 |
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Hibernators live longer mainly because they escape predators
(PhysOrg.com) -- Small animals generally live shorter lives than larger animals, but those that hibernate are an exception, primarily because they escape predation during the winter, according to a new study by scientists ...
Apr 01, 2011 |
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Spiders in space -- live!
Ever since they were announced, the spiders in space have been living in the limelight. This is, of course, the point -- to watch and learn as the pair of golden orb spiders, or Nephila clavipes, adapt to ...
Space & Earth / Space Exploration
Jun 10, 2011 |
4.9 / 5 (10) |
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Orange peels, newspapers may lead to cheaper, cleaner ethanol fuel
Scientists may have just made the breakthrough of a lifetime, turning discarded fruit peels and other throwaways into cheap, clean fuel to power the world's vehicles.
Technology / Energy & Green Tech
Feb 18, 2010 |
4.2 / 5 (20) |
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Catastrophic Darkness: How Life Survives an Asteroid Impact
A dinosaur-killing asteroid may have wiped out much of life on Earth 65 million years ago, but now scientists have discovered how smaller organisms might have survived in the darkness following such a catastrophic ...
Space & Earth / Space Exploration
Sep 10, 2009 |
4.6 / 5 (7) |
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Scientists turn stem cells into pork
(AP) -- Call it pork in a petri dish - a technique to turn pig stem cells into strips of meat that scientists say could one day offer a green alternative to raising livestock, help alleviate world hunger, ...
Jan 15, 2010 |
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Don't worry so much about limiting sodium, researchers say
University of California-Davis nutrition researchers are challenging the decades-old conventional wisdom that we should watch our salt.
Oct 20, 2009 |
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