TY - RPRT U1 - Forschungsbericht A1 - Bringezu, Stefan A1 - Radtke, Christian A1 - Saurat, Mathieu A1 - Sand, Isabel van de A1 - Schüller, Markus A1 - Haines-Young, Roy A1 - Potschin, Marion A1 - Svensson, Mats G. E. T1 - Description of problem areas, review of objectives and determination of cross-cutting drivers : technical report of work package 1 Y1 - 2007 SP - 138 S1 - 138 PB - Wuppertal Institute for Climate, Environment and Energy CY - Wuppertal PB - Wuppertal Institute for Climate, Environment and Energy CY - Wuppertal ER -