Ralf-Peter Martin

Professor Stefan Dech holds a teaching chair for remote exploration at the University of Würzburg, Germany.Rüdiger Glaser is a climate researcher who holds the teaching chair for physical geography at the University of Freiburg, Germany.World-renowned mountaineer Reinhold Messner shares his unique perspective and experience along with other mountaineers like Stephen Venables, Christophe Profit, and Alexander Huber.