Lake sediments show decades of coal ash contamination

An analysis of sediments from five North Carolina lakes near coal-burning power plants has found that coal ash pollution of surface waters has been more persistent and widespread than was previously known.

Climate change is making lakes less blue

If global warming persists, blue lakes worldwide are at risk of turning green-brown, according to a new study which presents the first global inventory of lake color. Shifts in lake water color can indicate a loss of ecosystem ...

The fate of a lake after a dramatic mining disaster

On August 4, 2014, Mount Polley Mine in British Columbia, Canada, made international news when a dam failure released millions of cubic meters of tailings—hazardous by-products of mining operations—into the watershed. ...

Curiosity captures stunning views of a changing Mars landscape

For the past year, NASA's Curiosity Mars rover has been traveling through a transition zone from a clay-rich region to one filled with a salty mineral called sulfate. While the science team targeted the clay-rich region and ...

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