News tagged with phosphorus 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 |
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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 ...
Tracking poultry litter phosphorus: Threat of accumulation?
Jan 28, 2009 |
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The Delmarva Peninsula, flanking the eastern shore of the Chesapeake Bay, is home to some 600 million chickens. The resulting poultry manure and some of the chicken house bedding material is usually composted and then spread ...
Search results for phosphorus pollution
Water quality improves after lawn fertilizer ban, study shows
Aug 17, 2009 |
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(PhysOrg.com) -- In an effort to keep lakes and streams clean, municipalities around the country are banning or restricting the use of phosphorus-containing lawn fertilizers, which can kill fish and cause ...
Airborne nitrogen shifts aquatic nutrient limitation in pristine lakes
Space & Earth / Earth Sciences
Nov 05, 2009 |
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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, ...
Noxious algae gone, but who knows how long
Jan 03, 2007 |
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Recent storms may have washed away algae blooms in a Florida chain of lakes, but experts said algae threats remain because of pollution feeding the lakes.
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.
Small increases in phosphorus mean higher risk of heart disease
Nov 05, 2009 |
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Higher levels of phosphorus in the blood are linked to increased calcification of the coronary arteries— a key marker of heart disease risk, according to a study in an upcoming issue of Clinical Journal of the American So ...
Too much water, fertilizer bad for plant diversity
Biology /
Mar 26, 2007 |
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Too much of multiple good things -- water or nutrients, for example -- may decrease the diversity of plant life in an ecosystem while increasing the productivity of a few species, a UC Irvine scientist has discovered.
Researcher working on corn varieties that need less nitrogen
Biology /
Mar 14, 2008 |
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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.
Controlling nitrogen pollution will not stop toxic algae blooms, says research
Space & Earth / Earth Sciences
Jul 23, 2008 |
3.8 / 5 (5) |
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Research from the University of Alberta has confirmed that algae blooms, which can poison lakes and kill fish, can be controlled by limiting phosphorus.
Everglades phosphorus limits on the right track, but more is needed
Oct 24, 2007 |
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State and federal standards for phosphorus releases into the Everglades seem sufficient to protect the huge wetland’s resident plants and animals from damage, but pollutant levels still reach double or triple safe levels ...
Mystery Solved: Marine Microbe Is Source of Rare Nutrient
Space & Earth / Earth Sciences
Sep 29, 2009 |
4.8 / 5 (23) |
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(PhysOrg.com) -- A new study of microscopic marine microbes, called phytoplankton, by researchers at Woods Hole Oceanographic Institution (WHOI) and the University of South Carolina has solved a ten-year-old ...
List of search results for phosphorus pollution
