He is the author of Strasse, Bahn, Panorama (2002) and has co-edited the volumes How Green Were the Nazis? Nature, Environment, and Nation in the Third Reich (2005), Germany's Nature: Cultural Landscapes and Environmental History (2005), The World Beyond the Windshield: Driving and the Experience of Landscape in 20th Century Europe and America (forthcoming 2007) and Rivers in History: Designing and Conceiving Waterways in Europe and North America (in progress). His current research project, entitled Consuming Landscapes, has been supported by the National Science Foundation and the John W. Kluge Center at the Library of Congress. See less