An analysis of global plastic data over the past four decades, published in the journal PLOS ONE, found that there’s now an estimated 170 trillion plastic particles—more than 2.2 million tons—floating in the world’s oceans.
It’s overwhelming to think about how polluted our oceans are—so much so that it’s increasingly tempting to think of technological solutions to clean it all up. Two new studies shed light on what, exactly, happens to plastic once it enters the ocean, and how some natural processes may be helping to break a lot of it…