If you took a boat out to the so-called Pacific garbage patch—a swirling region of the ocean where plastic is trapped by wind and ocean currents—you won't find anything resembling a "garbage patch." The water would actually look quite pristine—until you drag a net through it to reveal floating flecks of plastic, mostly glitter-sized or smaller. The amount of plastic in the region has grown 100 fold in the last 40 years, but it still really doesn't look like much. Yet these barely visible pieces of plastic are completely remaking the ocean. more