Related topics: soil

Analyzing agroforestry management

The evaluation of both nutrient and non-nutrient resource interactions provides information needed to sustainably manage agroforestry systems. Improved diagnosis of appropriate nutrient usage will help increase yields and ...

Pesticide impact: Comparing lab, field-scale results

Assessing the environmental risk of pesticide use is an important, complex task that requires knowledge of the equilibrium sorption parameter. This helps researchers assess the risk of pesticides leaching into groundwater. ...

Study probes sources of Mississippi River phosphorus

In their eagerness to cut nitrogen and phosphorus pollution in the Mississippi River and Gulf of Mexico, people have often sought simple explanations for the problem: too many large animal operations, for instance, or farmers ...

Can biochar help suppress greenhouse gases?

Nitrous oxide is a potent greenhouse gas and a precursor to compounds that contribute to the destruction of the ozone. Intensively managed, grazed pastures are responsible for an increase in nitrous oxide emissions from grazing ...

Can biochar help suppress greenhouse gases?

Nitrous oxide is a potent greenhouse gas and a precursor to compounds that contribute to the destruction of the ozone. Intensively managed, grazed pastures are responsible for an increase in nitrous oxide emissions from grazing ...

Could oysters be used to clean up Chesapeake Bay?

Chronic water quality problems caused by agricultural and urban runoff, municipal wastewater, and atmospheric deposition from the burning of fossil fuels leads to oxygen depletion, loss of biodiversity, and harmful algal ...

Drinking recycled water?

The Australian Government National Water Commission funded a study to establish an approach to assess the quality of water treated using managed aquifer recharge. Researchers at Australia's CSIRO Land and Water set out to ...

Dead zones in Gulf caused, in part, by farm drainage

(PhysOrg.com) -- The tile drainage systems in upper Mississippi farmlands -- from southwest Minnesota to across Iowa, Illinois, Indiana and Ohio -- are the biggest contributors of nitrogen runoff into the Gulf of Mexico, ...

Everglades show improvement in water quality

Researchers at the University of Florida Research and Education Centers and scientists at the South Florida Water Management District have published a report regarding the trends in water quality feeding into Everglades National ...

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