News tagged with nutrient pollution
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Search results for nutrient pollution
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.
Appetite, consumption controlled by clockwork genes at cross-purposes in flies
23 hours ago |
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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 ...
EPA: Greenhouse gases endanger human health
1hour ago |
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(AP) -- The Environmental Protection Agency has concluded greenhouse gases are endangering people's health and must be regulated, signaling that the Obama administration is prepared to contain global warming without congressional ...
Elevated CO2 levels may mitigate losses of biodiversity from nitrogen pollution
Dec 03, 2009 |
3.5 / 5 (6) |
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Rising levels of carbon dioxide may overheat the planet and cause other environmental problems, but fears that rising CO2 levels could directly reduce plant biodiversity can be allayed, according to a new study by a University ...
Australia's Parliament defeats global warming bill
Dec 02, 2009 |
3.4 / 5 (5) |
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(AP) -- Australia's plans for an emissions trading system to combat global warming were scuttled Wednesday in Parliament, handing a defeat to a government that had hoped to set an example at international climate change ...
White, but not pure
1hour ago |
4 / 5 (1) |
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Even the snow on Aconcagua Mountain in the Andes is polluted with PCBs. An international team of researchers detected low concentrations of these toxic, carcinogenic chlorine compounds in samples taken from ...
Californians -- and their cell phones -- will help computer scientists monitor air pollution
Technology / Computer Sciences
Dec 04, 2009 |
1 / 5 (2) |
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You want to go for a run, but you don't want to run in polluted air that might aggravate your asthma. University of California, San Diego computer scientists are creating a network of environmental sensors ...
Water-saving technology focus of new grant
Dec 04, 2009 |
5 / 5 (2) |
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(PhysOrg.com) -- Many ornamental nursery growers test to see if their plants need water by sticking a finger in the soil to see if it’s dry. Or, they just water them whether they need it or not. University of Georgia horticulturists ...
Scientists demonstrate multibeam, multi-functional lasers
Nov 30, 2009 |
4.4 / 5 (7) |
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An international team of applied scientists from Harvard, Hamamatsu Photonics, and ETH Zürich have demonstrated compact, multibeam, and multi-wavelength lasers emitting in the invisible part of the light spectrum ...
CO2 levels rising in troposphere over rural areas
Space & Earth / Earth Sciences
Dec 03, 2009 |
2.7 / 5 (3) |
4
Spanish researchers have measured CO2 levels for the past three years in the troposphere (lower atmosphere) over a sparsely inhabited rural area near Valladolid. The results, which are the first of their kind ...
List of search results for nutrient pollution
