To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Share Embed Share URL Video File Node URL Embed Code <iframe title="MRC TV video player" width="640" height="360" src="https://www.mrctv.org/embed/2660" allowfullscreen></iframe> Matt Lauer, Al Roker and Ann Curry of NBC's "Today Show" traveled to extremes "to find out what's going on with the world's climate."
