Characteristics and factors of groundwater contamination in Asian coastal megacities

Mitsuyo Saito, Okayama University, Okayama, Japan, Shin-ichi Onodera, Hiroshima University, Higashi-Hiroshima, Japan, Guangzhe Jin, Hiroshima University, Higashi Hiroshima, Japan, Yuta Shimizu, NARO National Agriculture and Food Research Organization, Ibaraki, Japan and Fandy Tri Admajaya, Hiroshima Univercity, Higashi-Hiroshima, Japan