News tagged with rivers
Study reveals pesticide approval processes don't protect river biodiversity
(Phys.org) -- The results of an international study, using data from globally available field research, indicate that current pesticide approval procedures do not adequately protect the environment.
Jun 01, 2012 |
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Researchers conclude that climate change led to collapse of ancient Indus civilization
A new study combining the latest archaeological evidence with state-of-the-art geoscience technologies provides evidence that climate change was a key ingredient in the collapse of the great Indus or Harappan Civilization ...
Space & Earth / Earth Sciences
May 28, 2012 |
4.7 / 5 (18) |
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Two NASA satellites spy Alberto, the Atlantic Ocean season's first tropical storm
The first tropical storm of the Atlantic Ocean hurricane season formed off the coast of South Carolina on Saturday, May 19, 2012 at 5 p.m. EDT, and NASA satellites were immediately keeping track of it. NASA's ...
Space & Earth / Earth Sciences
May 21, 2012 |
4 / 5 (1) |
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Potomac tops conservation group's list of endangered rivers
The Potomac River is much healthier today than it was 40 years ago, when its chemical-laced, sewage-laden waters helped inspire the 1972 Clean Water Act. But the Washington waterway still has a long way to go, as suggested ...
May 21, 2012 |
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Research team claims to have found evidence Lake Cheko is impact crater for Tunguska Event
(Phys.org) -- Early on the morning of June 30th, 1908, a huge explosion occurred in a remote part of Siberia near the Podkamennaya Tunguska River. So great was the blast that trees were knocked down in neat ...
Space & Earth / Earth Sciences
May 21, 2012 |
4.5 / 5 (25) |
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Could cap and trade for water solve problems facing the United States' largest rivers?
Lake Mead, on the Colorado River, is the largest reservoir in the United States, but users are consuming more water than flows down the river in an average year, which threatens the water supply for agriculture and households. ...
May 17, 2012 |
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Construction of new rock spawning reefs will help Great Lakes native fish
(Phys.org) -- The first of nine rock reefs is under construction in the St. Clair River delta northeast of Detroit. The goal of the project, which is led by Michigan Sea Grant, is to boost populations of lake ...
May 14, 2012 |
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Worst drought in 50 years takes toll in northern Brazil
Severe drought gripping northeastern Brazil -- the worst in a half-century -- is taking its toll on more than 1,100 towns, even triggering fighting in rural areas, local media reported Sunday.
May 14, 2012 |
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Laos says building of controversial dam on hold
Laos has postponed construction of a controversial dam on the Mekong, an official said Thursday, dismissing fears that the work was going ahead despite growing regional opposition.
May 10, 2012 |
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NJIT submits Neshanic River watershed clean-up plan
NJIT Associate Professor Zeyuan Qiu has authored and submitted a plan to restore the Neshanic River Watershed to the NJ Department of Environmental Protection (DEP). Qiu is in NJIT's department of chemistry and environmental ...
May 10, 2012 |
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A push from the Mississippi kept Deepwater Horizon oil slick off shore, research shows
When the Deepwater Horizon drilling rig exploded April 20, 2010, residents feared that their Gulf of Mexico shores would be inundated with oil. And while many wetland habitats and wildlife were oiled during the three-month ...
May 10, 2012 |
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Floating robots use GPS-enabled smartphones to track water flow
(Phys.org) -- A fleet of 100 floating robots took a trip down the Sacramento River today (Wednesday, May 9) in a field test organized by engineers at the University of California, Berkeley. The smartphone-equipped ...
May 10, 2012 |
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Researchers map fish species at risk from dams
Dams are believed to be one of the biggest threats to freshwater organisms worldwide: They disrupt normal patterns of water and sediment flow, impede migration, and alter the character of spawning and feeding grounds. A shortage ...
May 10, 2012 |
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The desert Southwest: Oasis or mirage?
(Phys.org) -- The American West has a drinking problem. On farms and in cities, we are guzzling water at an alarming rate.
May 09, 2012 |
4 / 5 (7) |
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Dry rivers, vibrant with culture and life
'When the River Runs Dry' is a familiar song in Australia. Some rivers in the arid center of the continent flow only after a stiff monsoon season, and smaller tributaries all over the country commonly shrink to puddled potholes ...
May 07, 2012 |
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River
A river is a natural watercourse, usually freshwater, flowing toward an ocean, a lake, a sea or another river. In a few cases, a river simply flows into the ground or dries up completely before reaching another body of water. Small rivers may also be called by several other names, including stream, creek, brook, rivulet, and rill; there is no general rule that defines what can be called a river. Many names for small rivers are specific to geographic location; one example is Burn in Scotland and North-east England. Sometimes a river is said to be larger than a creek, but this is not always the case, due to vagueness in the language.
A river is part of the hydrological cycle. Water within a river is generally collected from precipitation through surface runoff, groundwater recharge, springs, and the release of stored water in natural ice and snowpacks (i.e., from glaciers).
For more information about River, read the full article at
Wikipedia.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.
