Study 3 - Modelling Basin Hydrological Changes Due to Urbanization and Remedial Measures

Modelling Basin Hydrological Changes Due to Urbanization and Remedial Measures

by Srikantha Herath and Katumi Musiake

  • Study focuses on modeling the impact of urbanization on the hydrological cycle and evaluating infiltration systems.
  • Lumped parameter hydrological process model developed and applied to a hilly catchment in Tokyo undergoing urban development.
  • Model parameters derived from various data sources, including topographic maps and land use data.
  • Model performance validated by comparing simulated and measured stream flows.
  • Simulations conducted to assess hydrological changes resulting from urbanization.
  • Different strategies for restoring the hydrological cycle explored, such as infiltration trenches and retention-infiltration systems.
  • Findings provide insights into the impact of urbanization and effectiveness of infiltration systems in restoring the hydrological cycle.
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