68°

Topics

Saudi Arabia
A scary science mystery: What happened to the ocean's plastic trash?
A scary science mystery: What happened to the ocean's plastic trash?

Today's science mystery comes courtesy of researchers from Australia, Spain and Saudi Arabia, who have been traveling the seven seas tracking ocean-borne human refuse, much of it plastic. According to their report in Proceedings of the National Academy of Sciences, some 99% of the expected debris is missing. The researchers, who circumnavigated the globe in 2010 and '11 trailing fine-mesh nets, expected to find millions of tons of floating plastic trapped in vast ocean gyres such as the Great Pacific Garbage Patch. But they could account for only about 40,000 tons. That's disturbing, because of the possibility that fish and other marine animals are eating it. If so, team member Carlos...

Loading