. >> there's a marvelous story in "maclean's" magazine about a republican rancher in nebraska who actually triggered the first opposition because he was concerned about his water. >> concerned about his land that this, you know, pipeline was going to cross. and it crosses the ogallala aquifer. it's interesting. many of those ranchers and farmers didn't care at all about climate change three or four years ago. but now when i go out to nebraska, they say, you know, now we understand a good deal more. we watched our drought, record drought in 2012 across the midwest. it made, you know, it difficult to grow food in the richest farmland on the planet. and we understand now why that's happening. so this is how movements grow. the only question is whether it can grow quickly enough. we're up against a time-limited problem with climate change. if we don't solve it soon, we will not solve it. so far, we've raised the temperature of the earth one degree celsius. that's been enough to melt the arctic, it's been enough to trigger crazy weather already. that drought across the midwest, now a drought th