A natural disaster is any natural phenomenon which causes such widespread human material or environmental losses that the stricken community cannot recover without external assistance. Examples include earthquakes, cyclones, storms, floods, drought, bush/ forest fire, avalanches etc. Natural disasters affect the rural community the most, as they are vulnerable to economic changes, and have no alternate means of livings. Natural disasters destroy infrastructure, cause mass migration, reduction in food and fodder supplies and sometimes leads to drastic situations like starvation. Natural Disaster
Floods are a regular feature of Eastern India where the Himalayan rivers flood large parts of its catchments areas, uprooting houses, disrupting livelihoods and damaging infrastructure. The rivers originating in the Himalayas carry a lot of sediment and cause erosion of the banks in the upper reaches and over-topping in the lower segments. The most flood-prone areas are the Brahmaputra and Gangetic basins in the Indo-Gangetic plains. The other flood-prone areas are the north-west region with the rivers Narmada and Tapti, Central India and the Deccan region with rivers like the Mahanadi, Krishna and Kauveri. The floods in Bihar in 2008 were one of the worst the country has seen. Floods in urban areas are rare. Streets do fill up with water, but drainage systems are usually in place to take care of excessive water logging. However, in July 2006, the county’s business hub, the city of Mumbai, was rendered completely chaotic for several days as 942mm of rain lashed down. As with most ‘natural’ disasters, in this one too, man had a role to play. The rapid and constant development of the city and the flouting of rules and regulations caused blockage and choking of the Mithi river that flows through a part of the city and used to carry off excess water to the sea. Violations of coastal regulation zone...