●東京下町の地盤を形成する有楽町層から自然由来のヒ素が溶出する仕組みを解明
　https://www.aist.go.jp/aist_j/press_release/pr2024/pr20241209_2/pr20241209_2.html
　※Unveiling the potential mobility and geochemical speciation of geogenic arsenic in the deep subsurface soil of the Tokyo metropolitan area
　https://www.sciencedirect.com/science/article/pii/S0304389424031595

※自然由来のヒ素が土壌に蓄積する仕組みを解明(東京農工大学)2019/12/16
　https://www.tuat.ac.jp/outline/disclosure/pressrelease/2019/20191216_01.html
　Speciation and Fractionation of Soil Arsenic from Natural and Anthropogenic Sources: Chemical Extraction, Scanning Electron Microscopy, and Micro-XRF/XAFS Investigation(2019/12/17)
　https://pubs.acs.org/doi/epdf/10.1021/acs.est.9b03864?ref=article_openPDF