Presentation Information
[0408-P003]Factors contributing to the variation in nutrient concentration and composition among the rivers in the Tokyo metropolitan area
*Yu UMEZAWA1, Issei MURABE1, Ryotaro UEBA1, Yuto TASHIRO2, Masami ABE1,3, Yoshiko IIZUMI3, Satoshi NAKADA4, Chikage YOSHIMIZU5, Ichiro TAYASU5, Toshiya KATANO6 (1. Tokyo University of Agriculture and Technology (Japan), 2. Akita Prefectural University (Japan), 3. Nihon University (Japan), 4. National Institute for Environmental Studies (Japan), 5. Research Institute for Humanity and Nature (Japan), 6. Tokyo University of Marine Science and Technology (Japan))
Keywords:
river water quality,treated sewage water,stable nitrogen isotopes,Tokyo Bay,red tide