Mt. Kilimanjaro is the poster child for global warming — a stark reminder that glaciers all over the world, from Antarctica to Alaska, are retreating and melting as the earth warms. Our experts discuss the plight of melting mountain glaciers.
Mark Bowen, physicist, climber, photographer and the author of Thin Ice: Unlocking the Secrets of Climate in the World's Highest Mountains
Lonnie Thompson, distinguished university professor and a senior research scientist in the Byrd Polar Research Center at The Ohio State University in Columbus