After a major flood with a peak discharge of 177 m3/s in the city of Martigny (Valais, Switzerland) by the alpine river Drance in October 2000, the local authorities are strengthening efforts for the protection of the urban area. The Drance has an annual average discharge of 10 m3/s and the most important floods occur in the late summer. Two lateral torrents potentially supply the Drance with d...

This paper investigates the migration behavior of rural-urban migrants within Vietnam. It focuses on the length and intensity of migration and its respective determinants. The analysis uses panel data of 2200 rural households and data from a migrant tracking survey of 299 migrants from Vietnam. The findings show that migrants coming from rural households that faced a higher number of idiosyncra...

Floods as natural disasters can cause severe even fatal damages to many communities such as loss of lives and properties every year. The aim of this study is to present the risks of floods for the human life and the basic characteristics of the citizens who lose their lives as a result of floods. For this study, online archives related to flood events have been examined via search engines, “www...

Flash floods have occurred frequently in the urban areas of southern China. An effective process-oriented urban flood inundation model is urgently needed for urban storm-water and emergency management. This study develops an efficient and flexible cellular automaton (CA) model to simulate storm-water runoff and the flood inundation process during extreme storm events. The process of infiltratio...

Urban flooding is an increasing problem in developing countries, thus understanding flood dynamics is necessary to establish guidelines on urban development and flood management. This paper studied the lower reaches of the Andalien River basin, situated on the coast of the Greater Concepcion Metropolitan Area (CMA), the second most urbanized area in Chile. This basin experienced a record 21 flo...

Among other causes the analysis of urban areas and their development has particular relevance because of their growing exposure to natural hazards, particularly floods and forest fires. Inappropriate regional and urban planning can exacerbate the negative effects of natural hazards. On the other hand good land management and planning practices, including appropriate land use and development con...

Background Xinxiang, a city in Henan Province, suffered from frequent floods due to persistent and heavy precipitation from 2004 to 2010. In the same period, dysentery was a common public health problem in Xinxiang, with the proportion of reported cases being the third highest among all the notified infectious diseases. Objectives We focused on dysentery disease consequences of different degree...