A Model based Investigation of the Relative Importance of CO<SUB>2</SUB>-fertilization, Climate Warming, Nitrogen deposition and Land Use Change on the Global Terrestrial Carbon Cycle in the Historical Period
CEA-CNRS-UVSQ UMR 8212 L'Orme des Merisiers - Bat 712, Point Courrier 132,, IPSL/LSCE (Laboratoire des Sciences du Climat et de l'Environnement), 91191 Gif sur Yvette Cedex, France