Search results for watersheds:
Will intensive forest practices impact water quality?
Jan 07, 2008 |
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In order to increase productivity, forest practices have become more intense in recent decades. Forest fertilization increased by 800% in the southeastern United States from 1990 to 1999, and the total acreage fertilized ...
Cropland diversity reduces nitrogen pollution
Feb 11, 2009 |
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LSU researchers have identified a link between the diversity of crops grown in farmlands and the pollution they create in lakes and rivers. In a Frontiers in Ecology and the Environment e-View paper, these ecologists show t ...
Museum specimens aid conservation effort in Madagascar
Apr 16, 2009 |
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There is a new tool for those developing conservation strategies for threatened species and landscapes: museum specimens. Richard Pearson and Christopher Raxworthy of the American Museum of Natural History ...
Chesapeake Bay cleanup a local issue for Pennsylvania, expert says
Sep 16, 2009 |
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(PhysOrg.com) -- As federal agencies respond this month to President Barack Obama's executive order to redouble efforts to clean up the Chesapeake Bay, the challenge in Pennsylvania is to focus on local initiatives ...
Beavers: Dam good for songbirds
Biology /
Oct 08, 2008 |
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The songbird has a friend in the beaver. According to a study by the Wildlife Conservation Society (WCS), the busy beaver's signature dams provide critical habitat for a variety of migratory songbirds, particularly in the ...
Study of agricultural watersheds and carbon losses
Jun 19, 2009 |
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Dissolved organic carbon (DOC) losses from tile drains are an underquantified portion of the terrestrial carbon cycle. This is particularly important in the eastern corn belt where tile drainage dominates the agricultural ...
Organic soils continue to acidify despite reduction in acidic deposition
Jan 12, 2009 |
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Following the Clean Air Act Amendments of 1970 and 1990 acidic deposition in North America has declined significantly since its peak in 1973. Consequently, research has shifted from studying the effects of acidic deposition ...
Bacterial persistence in streams
Aug 05, 2008 |
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A research team from the University of Tennessee (UT) has completed a study on an East Tennessee river to determine the connection between watershed hydrology and fecal bacteria statistical time series analysis. Shesh Koirala ...
Vital climate change warnings are being ignored, say experts in Science
Feb 12, 2009 |
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Canada's inland waters, the countless lakes and reservoirs across the country, are important "sentinels" for climate change and Ottawa and the provinces are ignoring the warnings. That's the message from University of Alberta ...
Smithsonian study: Sediment prediction tools off the mark
Jan 29, 2008 |
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A recent study led by Smithsonian ecologist Kathy Boomer suggests it is time for a change in at least one area of watershed management. Boomer has been examining the tools scientists and managers use to predict how much sediment ...
Scientists test system to forecast flash floods along Colorado's front range
Jul 22, 2008 |
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People living near vulnerable creeks and rivers along Colorado's Front Range may soon get advance notice of potentially deadly floods, thanks to a new forecasting system being tested this summer by the National ...
Ruling allows poultry pollution evidence
Mar 24, 2006 |
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A judge in Oklahoma has ruled that state officials may collect evidence for a lawsuit in which they allege poultry farms are polluting state watersheds.
U.S. halts coho salmon protection
Jan 18, 2006 |
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The Bush administration has reportedly decided not to restore protection for coastal coho salmon that now number about 1-10th their historic population.
Management practices key to watershed condition
Jul 15, 2008 |
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Animals thrive on the banks of waterways. And those same tree-covered, green grassy areas are keys to maintaining healthy watersheds for creeks and rivers. Landowners must learn how to manage these properties to strike an ...
Study: Glum assessment of Amazonian forest
Mar 23, 2006 |
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Scientists at Brazil's Federal University of Minas Gerais say wildlife reserves will not be enough to prevent deforestation of the Brazilian Amazon.
