Development of new historical global Nitrogen fertilizer map and the evaluation of their impacts on terrestrial N cycling and the evaluation of their impacts on terrestrial N cycling

Dr. Kazuya Nishina, NIES National Institute of Environmental Studies, Ibaraki, Japan, Akihiko Ito, The University of Tokyo, Graduate School of Agricultural and Life Sciences, Tokyo, Japan and Seiji Hayashi, National Institute for Environmental Studies, Miharu, Fukushima, Japan