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Pollution

Only Available in Archive Formats.
Pollution

Pollution

Pollution

Only Available in Archive Formats.

In a dramatic demonstration that air pollution is a global problem, researchers have found that the Mediterranean Sea sits under a summertime cloud of dirty air that rivals the skies in major cities — some of it from as far away as Asia and North America. NPR's Richard Harris reports on the study published in Friday's edition of the journal Science.