Healthy soil lifts animal weight

Individual pastures on livestock farms yield surprisingly dissimilar benefits to a farm's overall agricultural income, and those differences are most likely attributable to the varying levels of "soil health" provided by ...

Modified switchgrass has no negative effect on soils

Overcoming the natural resistance of plant cell walls to deconstruction, known as recalcitrance, is a major bottleneck to cost-effective biofuel production. In response, scientists modified lignin. Lignin is one of the polymers ...

Small gold mines in Senegal create high mercury contamination

A Duke University-led study has found dangerously high levels of mercury and its more toxic chemical cousin, methylmercury, in soils, sediments and rivers near artisanal gold mines in the West African nation of Senegal.

Study finds pollution is deadlier than war, disaster, hunger

Environmental pollution—from filthy air to contaminated water—is killing more people every year than all war and violence in the world. More than smoking, hunger or natural disasters. More than AIDS, tuberculosis and ...

page 2 from 8