<http://schema.org/about>
"Estimated to be twice the size of Texas, the Great Pacific Garbage Patch has received the most attention from us and other media outlets. However, it isn't the only trash gyre marring our oceans. In fact, there are four others, all of"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/clean-technology/theres-more-than-one-ocean-trash-gyre-5-gyres-project-switches-focus-from-great-pacific-garbage-patch-to-other-4-gyres-video.html>