Buzz·Posted on Jan 7, 20138 Most Powerful Climate Change AdsHurricane Sandy restarted the conversation in Washington. Some of these ads are seriously depressing.by copyranterBuzzFeed StaffLinkFacebookPinterestTwitterMail 1. View this video on YouTube From 2009. How do you do a Global Warming ad with, literally, no budget?This is how. Brilliant. Via Y&R Interactive Israel & Mizbala. 2. 3. 4. View this video on YouTube From 2010.The video is by Greenpeace Germany.Rough copy translation: “In 30 years, the Arctic will be ice-free in the summer. The climate needs you.”In case you were wondering, yes, polar bears can drown. 5. 6. View this video on YouTube From 2012.The polar regions are shrinking, and this will destroy polar wildlife.Usually, I cringe at these types of melodramatic PSAs. But this one destroyed my cynicism. V/O Jude Law. Music: Radiohead. 7.