Munitions at the bottom of the Baltic Sea

The bottom of the Baltic Sea is home to large quantities of sunken munitions, a legacy of the Second World War—and often very close to shore. Should we simply leave them where they are and accept the risk of their slowly ...

Is there a technological solution to aquatic dead zones?

Could pumping oxygen-rich surface water into the depths of lakes, estuaries, and coastal ocean waters help ameliorate dangerous dead zones? New work led by Carnegie's David Koweek and Ken Caldeira and published open access ...

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