Buck clarifies comments on global warming "hoax" - The Denver Post

Ken Buck's campaign scrambled Thursday to explain the Republican Senate hopeful's comments at a Larimer County gathering where he praised an Oklahoma senator who had called global warming "a hoax."
...
About midday Thursday, after the comment was picked up by a handful of national news websites, Buck's campaign clarified that he does indeed believe that global warming exists, just that it is not caused by humans — consistent with comments he has made on the primary campaign trail.

Antarctic Ice Mission To Help Assess World’s Climate | Climate Change & Global Warming, IceBridge Mission & Glaciers | Our Amazing Planet

"Winds in Antarctica drive ocean currents to push warm water under the ice shelf – which causes thinning and melting and lets the ice on land flow into the ocean that much more quickly," Wagner said. "This is also why we are also going to fly way farther up into the middle of the continent to monitor how the changes on the edges of the glaciers telegraph into the interior and cause the ice to flow toward the ocean."