The India Meteorological Department (IMD) has launched the South Asian Flash Flood Guidance System (FFGS), which is aimed at helping disaster management teams and governments make timely evacuation plans ahead of the actual event of flooding. Data from World Meteorological Organisation (WMO) suggest that across the world, about 5,000 people die annually due to flash floods.
Flash floods are a type of a rapid floods that usually occur after an intense rainfall, causing a sudden rush of water in low-lying areas.
Flash floods are usually characterized by raging torrents after heavy rains that rip through river beds, urban streets, or mountain canyons sweeping everything before them.
These are highly localised events of short duration with a very high peak and usually have less than six hours between the occurrence of the rainfall and peak flood.
The flood situation worsens in the presence of choked drainage lines or encroachments obstructing the natural flow of water.
Flash flooding is a sudden, fast-moving flood of water that covers a relatively small area and that often causes damage. Flash floods are often caused by intense, short-duration rainfall, by dam failure, or by melting ice. Some other major causes of Flash Floods are:
Numerous lives and properties are lost each year when flash floods occur throughout India. Some of major concerns of Flash Floods are
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