News tagged with runoff

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

Channels from Mars Hale Crater

(PhysOrg.com) -- This image from NASA's Mars Reconnaissance Orbiter shows channels to the southeast of Hale crater on southern Mars. Taken by the orbiter's High Resolution Imaging Science Experiment (HiRISE) ...

Oct 28, 2009
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In search of wildlife-friendly biofuels

When society jumps on a bandwagon, even for a good cause, there may be unintended consequences. The unintended consequence of crop-based biofuels may be the loss of wildlife habitat, particularly that of ...

Oct 01, 2009
3 / 5 (2) 1

Rapid changes in the winter climate

The Baltic Sea winter climate has changed more in the last 500 years than previously thought. Research at the University of Gothenburg, Sweden, shows that our part of the world has experienced periods of both ...

Aug 14, 2009
4.4 / 5 (5) 5