About TOGO MASAMI
About HASEGAWA HITOSHI
About USHIKI HISAO
About 法政大学多摩研究報告
About Hashemite Kingdom of Jordan
About lake
About drawdown(water level)
About landslide
About differential settlement
About sinkhole
About Dead Sea
About differential subsidence
About Natural disasters
About Physical geography
About 死海
About シンクホール