This project assessed the effects of human activities on the urban subsurface environment in Asian coastal cities where population numbers and density have expanded rapidly and uses of subsurface environment have increased.(Tokyo, Osaka, Seoul, Taipei, Bangkok, Jakarta, and Manila)

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Urban Environmental Information in Seven Cities

Volume of Groundwater Extraction (112kb)
Land Subsidence (106kb)
Heavy Metals Concentration (106kb)
Comparison of Land Use in Seven Cities in Three Periods (3.0MB)
Sewerage Facilities Development Rate (111kb)
Population (114kb)
Per Capita Usage of Household-water (123kb)

Groundwater Recharge Models in Four Cities

Groundwater Recharge Models in Four Cities (380kb)

Terrestrial Water Storage Variations over Asia

Terrestrial Water Storage Variations over Asia (336kb)

Research Introduction in Seven Cities

Tokyo (1.4MB)
Osaka (1.7MB)
Seoul (1.22MB)
Taipei (975kb)
Bangkok (1.38MB)
Jakarta (1.5MB)
Manila (685kb)
Comparison of Seven Cities (1.95MB)

Field Surveys

Water Group (141kb)
Social Economy Group (212kb)
Heat Group (273kb)
Urban Geography Group (285kb)
Material Group (360kb)
Gravity Group (221kb)