Batteries, nets and ropes that have been left in the ocean from fishing are lethal for decades to the sea life around them. More than 150,000 seals, whales, dolphins and porpoises are estimated to be killed annually by lost fishing equipment, along with thousands of seabirds, turtles and sharks. But now divers in Thailand are trying to turn the problem of these so called ghost-nets into a solution, as our South East Asia correspondent Siobhan Robbins reports. SUBSCRIBE to our YouTube channel for more videos: null Follow us on Twitter: https://twitter.com/skynews and https://twitter.com/skynewsbreak Like us on Facebook: https://www.facebook.com/skynews Follow us on Instagram: https://www.instagram.com/skynews Sky News videos are now available in Spanish here/Los video de Sky News están disponibles en español aquí https://www.youtube.com/channel/UCzG5BnqHO8oNlrPDW9CYJog For more content go to http://news.sky.com/ and download our apps: Apple https://itunes.apple.com/gb/app/sky-news/id316391924?mt=8 Android https://play.google.com/store/apps/details?id=com.bskyb.skynews.android&hl=en_GB