The deep sea is home to an estimated 10 million species, most of which have yet to be scientifically-documented. While this marine biodiversity rivals the world's richest tropical rainforests, these fragile deep-sea habitats, which have taken centuries to grow, are being destroyed by trawlers dragging enormous weighted nets that, in a single pass, scrape the ocean floor habitat clean. Learn more at www.pewenvironment.org/deepsea