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Showing posts from May 15, 2016

Urban Flood Risk Management

https://www.youtube.com/watch?v=TC6_Qd3nIzs https://www.youtube.com/watch?v=8CKD8w1eCrM Urban flood risk is basically high in such cities where cities is not properly managed and planned. Flood impact is one of the most significant disasters in this universe. More than half, flood damages occur in Asia. Causes of floods are due to natural factors such as heavy rainfall, high floods and human factors such as blocking of channels, improper land use, and deforestation in headwaters region and so on.  Floods result in losses of life and damage properties. Population increase results in more urbanization, more impervious area and less infiltration and greater flood peak and runoff.  Problems become more critical due to more severe and frequent flooding likely caused by climate change, socio-economic damage, population affected and limited funds.  Flood loss prevention and mitigation includes structural flood control measures such as construction of dams and non-s