THE HAGUE, NETHERLANDS - JUNE 22: Boyan Slat poses during the unveiling of the Ocean Clean Up North Sea Prototype to test advanced technologies to rid the oceans of plastic on June 22, 2016 in The Hague, Netherlands. The Ocean Cleanup's floating barrier will be tested for extreme weather at sea, to prepare for its eventual deployment in the Great Pacific Garbage Patch.  (Photo by Michel Porro/Getty Images)