Future Changes of Biogeochemical Geography of lower trophic level ecosystem in the global ocean

Taketo Hashioka1, Takafumi Hirata2, Maki Noguchi Aita3, Sanae Chiba1, Sachihiko Itoh4, Shinya Kouketsu5, Sayaka Yasunaka5 and Ken Furuya6, (1)JAMSTEC, Research and Development Center for Global Change, Yokohama, Japan, (2)Hokkaido University, Faculty of Environmental Science, Sapporo, Japan, (3)Japan Agency for Marine-Earth Science and Technology, Research and Development Center for Global Change, Yokohama, Japan, (4)Atmos. & Ocean Res. Institute, Kashiwa, Japan, (5)JAMSTEC, Yokosuka, Japan, (6)The University of Tokyo, Yayoi Bunkyo, Japan