Great Barrier Reef under serious threat: report

Australia's Great Barrier Reef is in serious jeopardy as global warming and chemical runoff threaten to kill marine species and cause serious outbreaks of disease, a report warned Wednesday.

Farm runoff and the worsening algae plague

Harmful algae blooms have become a top water polluter, fueled by fertilizers washing into lakes, streams and oceans. Federal and state programs have spent billions of dollars on cost-sharing payments to farmers to help prevent ...

Soil erosion modeling: It's getting better all the time

About 50 years ago, scientists at the U.S. Department of Agriculture (USDA) devised the Universal Soil Loss Equation (USLE), a formula farmers could use to estimate losses from soil erosion. Agricultural Research Service ...

US beaches laden with sewage, bacteria: study

US beaches can be dirty places, making about 3.5 million people sick each year from sewage in the water, said an annual study Wednesday that rates American beaches by how dirty they are.

Drought led to massive 'dead zone' in Lake Erie

Lake Erie just can't catch a break. The lake has experienced harmful algal blooms and severe oxygen-depleted "dead zones" for years, but now a team of researchers led by Carnegie's Anna Michalak and Yuntao Zhou has shown ...

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