Ecological knowledge offers perspectives for sustainable agriculture
Biochar reduces nasty nitrous oxide emissions on farms
(Phys.org) —In the quest to decrease the world's greenhouse gases, Cornell scientists have discovered that biochar – a charcoal-like substance – reduces the nemesis nitrous oxide from agricultural soil ...
Apr 29, 2013
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Nitrate in drinking water poses health risks for rural Californians
One in 10 people living in California's most productive agricultural areas is at risk for harmful levels of nitrate contamination in their drinking water, according to a report released today by the University of California, ...
Mar 13, 2012
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'Synthetic biology' could replace oil for chemical industry
Vats of blue-green algae could one day replace oil wells in producing raw materials for the chemical industry, a UC Davis chemist predicts.
Sep 14, 2011
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Common nanoparticles found to be highly toxic to Arctic ecosystem
Queen's researchers have discovered that nanoparticles, which are now present in everything from socks to salad dressing and suntan lotion, may have irreparably damaging effects on soil systems and the environment.
Apr 06, 2011
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Nanotechnology points the way to greener pastures
Nourishing crops with synthetic ammonia (NH3) fertilizers has increasingly pushed agricultural yields higher, but such productivity comes at a price. Over-application of this chemical can build up nitrate ...
Mar 25, 2011
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Shade-coffee farms support native bees that help maintain genetic diversity in remnant tropical forests
Researchers study value of chicken litter in cotton production
Carbon, nitrogen link may provide new ways to mitigate pollution problems
A new study exploring the growing worldwide problem of nitrogen pollution from soils to the sea shows that global ratios of nitrogen and carbon in the environment are inexorably linked, a finding that may ...
Apr 21, 2010
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Sustainable fertilizer: Urine and wood ash produce large harvest
Results of the first study evaluating the use of human urine mixed with wood ash as a fertilizer for food crops has found that the combination can be substituted for costly synthetic fertilizers to produce ...
Sep 02, 2009
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Study highlights massive imbalances in global fertilizer use
(PhysOrg.com) -- Synthetic fertilizers have dramatically increased food production worldwide. But the unintended costs to the environment and human health have been substantial. Nitrogen runoff from farms ...
Jun 22, 2009
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Study highlights massive imbalances in global fertilizer use
Synthetic fertilizers have dramatically increased food production worldwide. But the unintended costs to the environment and human health have been substantial. Nitrogen runoff from farms has contaminated ...
Jun 18, 2009
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Prairie soil organic matter shown to be resilient under intensive agriculture
(PhysOrg.com) -- A recent study has confirmed that although there was a large reduction of organic carbon and total nitrogen pools when prairies were first cultivated and drained, there has been no consistent pattern in these ...
Jan 15, 2009
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