Agricultural runoff is a persistent challenge to water quality in the Upper Midwest. To better understand how state-led policies address this issue, students Meghan Anderson and Taylor Hohensee in the ...

Biochar, a form of charcoal produced by heating agri waste without oxygen, is being studied as a potential tool for cleaning up chromium ...

Point source management – the strategy includes ... it remains a catalog of all of the projects that could potentially impact nutrient pollution,” said Matt Rota, senior policy director ...

“Are there even nutrients coming in to this wetland ... there are no laws to regulate non-point sources of pollution such as farms, except in cases where there are direct effects such as fish kills ...

A point source is a single ... upgrade process to better monitor and mitigate nutrient discharges. (Nick Rohlman/The Gazette) Nonpoint source pollution is everything else that pollutes a stream.

Excessive nutrients (nitrates) from fertilisers are flushed from the land into rivers by rainwater. Oxygen levels reach such a low point that ... species for air pollution. are commonly used ...

nutrient pollution in groundwater can also contaminate drinking water. Sources of soot include the burning of fossil fuels and fracking. Reduced visibility and haze are primarily caused by soot, which ...