Revive the World's Oceans - Ninety percent of the large fish like tuna and swordfish are already gone. Every year, high-tech fishing trawlers scrape bare an expanse of ocean floor 75 times larger than all the forests clearcut on land. All six species of sea turtle in U.S. waters are threatened with extinction, and marine mammals are increasingly assaulted by lethal noise from high-intensity military sonar and industrial activity. NRDC is working to create and implement a visionary, comprehensive strategy to revitalize the world's oceans, using proven solutions to restore and sustain diverse ocean life. Learn more > | Your Oceans >