News tagged with harvests
Climate: Risks loom for China: study
Climate change could reduce key harvests in China by a fifth if the gloomiest scenarios prove true, according to a study on Wednesday.
Sep 01, 2010 |
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Quick jolt of energy could improve energy harvesting by a factor of 40
(PhysOrg.com) -- Harvesting mechanical energy from the environment and converting it into electrical energy has recently become a viable method for powering low-energy electronics, such as sensors and actuators. ...
Jul 21, 2010 |
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Nanogenerators for energy harvesting technology
The journal, Nano Letters, recently published an article highlighting the fascinating nanogenerators developed by Dr. Yong Shi, a professor in the Mechanical Engineering Department at Stevens Institute of Technology. The pa ...
Jul 09, 2010 |
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Industry fishing for profits, not predators
(PhysOrg.com) -- People who fish for a living pursue top profits, not necessarily top predators, according to the first-ever analysis of worldwide catch and economic data for the past 55 years.
Jun 24, 2010 |
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Students harness vibrations from wind for electricity
(PhysOrg.com) -- The Vibro-Wind Research Group is working on an efficient, low-cost method of converting vibrations from wind energy to electricity.
Technology / Energy & Green Tech
May 26, 2010 |
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Filipino troops try to keep volcano evacuees safe
(AP) -- Police and soldiers donned Santa hats and red clown noses and belted out songs in crammed evacuation centers in hopes of keeping 47,000 displaced residents from sneaking back to their homes on the ...
Space & Earth / Earth Sciences
Dec 23, 2009 |
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Micromachined piezoelectric harvester drives fully autonomous wireless sensor
For the first time, a piezoelectric harvesting device fabricated by MEMS technology generates a record of 85μW electrical power from vibrations. A wafer level packaging method was developed for robustness. ...
Dec 15, 2009 |
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Pickin' Up Good Vibrations to Produce Green Electricity
(PhysOrg.com) -- Vibrations from the environments we live and work in could be much more widely harnessed as a clean source of electricity, due to cutting-edge UK research.
Nov 30, 2009 |
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Thanksgiving Combines Myths, Traditions and Truths, CU Professor Says
(PhysOrg.com) -- Over the centuries Thanksgiving in America has meant many things to many people. What we consider the traditional Thanksgiving holiday today has been around only a few decades, according ...
Nov 24, 2009 |
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Timber harvest impacts amphibians differently during life stages
Frogs are croaking in clear-cut forests, but not exactly in their traditional manner. University of Missouri researchers found that removing all of the trees from a section of the forest had a negative effect ...
Nov 03, 2009 |
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Drought tolerant cowpea can improve crop yield in arid West Africa
Even the highly drought-resistant cowpea (a long type of legume) now has an increasingly difficult time surviving in the Sahel countries where climate change has resulted in shorter and less frequent rainy seasons. Wageningen ...
Nov 03, 2009 |
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Porphyrin Dimers Increase Efficiency of Dye-Sensitized Solar Cells
(PhysOrg.com) -- Porphyrins are most commonly thought of as the pigment in red blood cells, but now scientists have found that porphyrins can also be used to increase the efficiency of an inexpensive type ...
Oct 30, 2009 |
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UK scientists developing intelligent harvesting robot
Researchers at the National Physical Laboratory (NPL) in Teddington have developed imaging technology to be used in an intelligent harvesting machine that could minimise wastage and solve an impending labour shortage for ...
Aug 11, 2009 |
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Researchers team up to provide new hope for childhood hunger
A St. Louis-based team of plant and physician-scientists with a vision of eradicating malnutrition throughout the developing world today announced the formation of the Global Harvest Alliance (GHA), a humanitarian ...
Jul 28, 2009 |
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NOAA bans commercial harvesting of krill
The National Oceanic and Atmospheric Administration (NOAA) today published a final rule in the Federal Register prohibiting the harvesting of krill in the Exclusive Economic Zone (EEZ) off the coasts of California, Oregon, ...
Jul 13, 2009 |
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