News tagged with streams
Alfalfa sprouts hold the line on meandering streams (w/ Video)
Space & Earth / Earth Sciences
Oct 05, 2009 |
4.3 / 5 (3) |
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(PhysOrg.com) -- Sinuous, meandering streams produce diverse and wildlife-rich habitats and are the aim of many river restoration efforts, but until now, the bank, water flow and sediment conditions required ...
Living, Meandering River Constructed
Sep 29, 2009 |
4.6 / 5 (5) |
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(PhysOrg.com) -- In a feat of reverse-engineering, Christian Braudrick of University of California at Berkeley and three coauthors have successfully built and maintained a scale model of a living meandering ...
Chloride found at levels that can harm aquatic life in urban streams of the Northern US
Sep 16, 2009 |
not rated yet |
1
Levels of chloride, a component of salt, are elevated in many urban streams and groundwater across the northern U.S., according to a new government study.
Federal study shows mercury in fish widespread
Aug 19, 2009 |
5 / 5 (3) |
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(AP) -- No fish can escape mercury pollution. That's the take-home message from a federal study of mercury contamination released Wednesday that tested fish from nearly 300 streams across the country.
Kites flying in high-altitude winds could provide clean electricity
Jun 24, 2009 |
4.6 / 5 (44) |
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(PhysOrg.com) -- At any moment, the winds in high-altitude jet streams hold roughly 100 times more energy than all the electricity being consumed on Earth, according to a study by Stanford environmental and ...
Mystery of the Missing Sunspots, Solved?
Space & Earth / Space Exploration
Jun 18, 2009 |
4.7 / 5 (20) |
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The sun is in the pits of a century-class solar minimum, and sunspots have been puzzlingly scarce for more than two years. Now, for the first time, solar physicists might understand why.
Study suggests surface water contaminated with salmonella more common than thought
Feb 27, 2009 |
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A new University of Georgia study suggests that health agencies investigating Salmonella illnesses should consider untreated surface water as a possible source of contamination.
De-multiplexing to the max: 640 Gbits/second
Feb 02, 2009 |
5 / 5 (3) |
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Sliced light is how we communicate now. Millions of phone calls and cable television shows per second are dispatched through fibers in the form of digital zeros and ones formed by chopping laser pulses into bits. This slicing ...
Rivers are carbon processors, not inert pipelines
Dec 01, 2008 |
4.5 / 5 (14) |
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Microorganisms in rivers and streams play a crucial role in the global carbon cycle that has not previously been considered. Freshwater ecologist Dr. Tom Battin, of the University of Vienna, told a COST ESF Frontiers of Science ...
Moist Convection Can Drive Jet Streams on All Four Giant Planets
Space & Earth / Space Exploration
Oct 13, 2008 |
4.7 / 5 (3) |
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(PhysOrg.com) -- Turbulence generated by thunderstorms can drive the multiple east-west jet streams on the giant planets – Jupiter, Saturn, Uranus, and Neptune – and explain a long-standing conundrum concerning ...
