A Satellite’s View of Ship Pollution

For more than a decade, scientists have observed “ship tracks” in natural-color satellite imagery of the ocean. They are a visible manifestation of pollution from ship exhaust, and scientists can now see that ships have a more subtle, almost invisible, signature as well.

Millions Of Dead Herring Wash Ashore In Iceland

Thousands of tonnes of dead herring have been discovered washed ashore in west Iceland. The building of a local bridge and the nearby location of a landfill are the suspected causes of the deaths.