News tagged with journal of environmental quality

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Landfill cover soil methane oxidation underestimated

Landfilled waste decomposes in the absence of oxygen and results in the production of methane. Landfills are classified as the second-largest human-made source of CH4 in the U.S. Additionally, landfill gas contains numerous ...

Apr 27, 2009
3 / 5 (6) 0

Sources of pollution in waterways

Polycyclic aromatic hydrocarbons (PAHs) are components of petroleum products such as gasoline, coal, and oil. They are also produced as by-products of the combustion of fuels including petroleum and fire wood. PAHs can cause ...

Mar 09, 2010
4.3 / 5 (4) 1

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 ...

Jan 21, 2011
3.8 / 5 (4) 0

Is biochar the answer for ag?

Scientists demonstrate that biochar, a type charcoal applied to soils in order to capture and store carbon, can reduce emissions of nitrous oxide, a potent greenhouse gas, and inorganic nitrogen runoff from agriculture settings. ...

Aug 02, 2010
4.3 / 5 (3) 1

Compost filter socks improve runoff from croplands

Water runoff from cropped farm fields can contain large amounts of eroded soil as well as some of the fertilizer and herbicide. Expanding on existing conservation practices, a team of scientists has tested whether compost ...

Jun 21, 2010
4 / 5 (3) 0

Forest fires help power the nitrogen cycle

When fire burns down a forest, nitrate levels go up, and the effects are persistent, according to recent research from University of Montana scientists. They found that charcoal deposited during fire events has the potential ...

Aug 09, 2010
5 / 5 (2) 0

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 ...

Apr 20, 2011
3.3 / 5 (3) 0