News tagged with nutrient pollution
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Search results for nutrient pollution
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 ...
Headwater stream nutrient enrichment disrupts food web
10 hours ago |
3.7 / 5 (3) |
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Human activity is increasing the supply of nutrients, such as nitrogen and phosphorus, to stream systems all over the world. The conventional wisdom -- bolstered by earlier research -- has held that these additional nutrients ...
Study confirms untold levels of oil sands pollution on the Athabasca
Dec 07, 2009 |
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After an exhaustive study of air and water pollution along the Athabasca River and its tributaries from Fort McMurray to Lake Athabasca, researchers say pollution levels have increased as a direct result of nearby oil sands ...
Pollution alters isolated thunderstorms
Space & Earth / Earth Sciences
Dec 15, 2009 |
3 / 5 (4) |
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New climate research reveals how wind shear -- the same atmospheric conditions that cause bumpy airplane rides -- affects how pollution contributes to isolated thunderstorm clouds. Under strong wind shear ...
Vermicompost from pig manure grows healthy hibiscus
Dec 10, 2009 |
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Vermicomposting, the practice of using earthworms to turn waste into nutrient-rich fertilizer, can be an economical, organic waste management practice. During vermicomposting, earthworms and microorganisms stabilize organic ...
Canna can: Ornamental eliminates pollutants from stormwater runoff
Dec 10, 2009 |
4.3 / 5 (3) |
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Rapid population growth and urbanization have raised concerns over stormwater runoff contamination. Studies on watersheds indicate that excess nutrients, specifically nitrate-nitrogen and soluble reactive ...
Tadpoles Used to Rapidly Detect Water Pollution
Dec 03, 2009 |
2 / 5 (2) |
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(PhysOrg.com) -- Research conducted by University of Wyoming Professor Paul Johnson and others demonstrates that genetically modified tadpoles work well as sensitive monitors for rapidly detecting water pollution.
Hidden threat: Elevated pollution levels near regional airports
Nov 18, 2009 |
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Scientists are reporting evidence that air pollution — a well-recognized problem at major airports — may pose an important but largely overlooked health concern for people living near smaller regional airports. ...
Appetite, consumption controlled by clockwork genes at cross-purposes in flies
Dec 06, 2009 |
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One of the pioneers in research on sleep:wake circadian genes, Amita Sehgal, Ph.D., has discovered that fruit flies' appetite and consumption are controlled by two rival sets of clocks, one in neurons and the other in the ...
Blue whales singing with deeper voices
Dec 08, 2009 |
4.3 / 5 (7) |
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(PhysOrg.com) -- Blue whales, the largest animals on earth, are singing with deeper voices every year, but scientists are unsure of the reason.
List of search results for nutrient pollution
