News tagged with nutrient pollution
International experts weigh-in on harmful algal blooms
Jan 06, 2009 |
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Cambridge, Md. - An international group of scientists is linking nutrient pollution in the world's coastal seas to an increase in the number of harmful algal blooms reported in recent years. When harmful algal blooms (HAB's) ...
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 ...
Search results for nutrient pollution
Researchers call for nitrogen and phosphorus reductions to combat eutrophication in aquatic systems
Feb 19, 2009 |
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An international group of scientists is renewing calls for policymakers to reduce both nitrogen and phosphorus when attempting to alleviate eutrophication - or nutrient pollution problems - in fresh and coastal waters. In ...
Nutrient Pollution Chokes Marine and Freshwater Ecosystems
Biology /
Feb 19, 2009 |
5 / 5 (2) |
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Protecting drinking water and preventing harmful coastal "dead zones", as well as eutrophication in many lakes, will require reducing both nitrogen and phosphorus pollution. Because streams and rivers are ...
Lichens function as indicators of nitrogen pollution in forests
Oct 06, 2008 |
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Scientists have found lichens can give insight into nitrogen air pollution effects on Sierra Nevada and San Bernardino mountain ecosystems, and protecting them provides safeguards for less sensitive species.
Nitrogen pollution boosts plant growth in tropics by 20 percent
Feb 06, 2008 |
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A study by UC Irvine ecologists finds that excess nitrogen in tropical forests boosts plant growth by an average of 20 percent, countering the belief that such forests would not respond to nitrogen pollution.
Airborne nitrogen shifts aquatic nutrient limitation in pristine lakes
Space & Earth / Earth Sciences
Nov 05, 2009 |
3.3 / 5 (4) |
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The impact of airborne nitrogen released from the burning of fossil fuels and wide-spread use of fertilizers in agriculture is much greater that previously recognized and even extends to remote alpine lakes, ...
Researchers combat slowing yields with targeted fertilizer applications
Dec 10, 2007 |
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Scientists at Punjab Agricultural University, the International Rice Research Institute, and Virginia Tech have been successful in increasing average rice yields in northwest India using site-specific nutrient management ...
ADA releases updated position paper on nutrient supplementation
Dec 08, 2009 |
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While supplements can help some people meet their nutrition needs, eating a wide variety of nutrient-rich foods is the best way for most people to obtain the nutrients they need to be healthy and reduce their risk of chronic ...
Researcher working on corn varieties that need less nitrogen
Biology /
Mar 14, 2008 |
4 / 5 (2) |
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Jonathan Lynch has made a name for himself doing ground-breaking (pun intended) research on the roots of bean and soybean plants in an effort to improve crop yields in places such as Africa, Asia and Latin America.
Nutrient pollution drives frog deformities by ramping up infections
Biology /
Sep 24, 2007 |
4 / 5 (6) |
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High levels of nutrients used in farming and ranching activities fuel parasite infections that have caused highly publicized frog deformities in ponds and lakes across North America, according to a new study ...
Hong Kong air pollution equals record high
Oct 24, 2009 |
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Hong Kong air pollution has equalled a record high registered in 2000, triggering a warning for people with heart or respiratory illnesses, according to the Environmental Protection Department.
List of search results for nutrient pollution
