What is flood and its causes and effects?
Causes of Inland Flooding It can happen with steady rainfall over several days or it can happen because of a short and intense period of rainfall.
Snowmelt also causes inland floods, although rainfall is a more common cause.
Another way inland flooding happens is when water ways get blocked by debris, ice, or dams..
What are the causes of flood?
What Causes a Flood?Heavy rainfall.Ocean waves coming on shore, such as a storm surge.Melting snow and ice, as well as ice jams.Dams or levees breaking.
What is flood and its effect?
A flood is a body of water that covers land which is normally dry. … They destroy houses and buildings, and carry soil away from valuable farming land. Floods can also contaminate drinking water and lead to diseases. They are often caused by rivers, but overflowing lakes and seas can also cause flooding.
What are the various effects of floods?
Floods have large social consequences for communities and individuals. As most people are well aware, the immediate impacts of flooding include loss of human life, damage to property, destruction of crops, loss of livestock, and deterioration of health conditions owing to waterborne diseases.
What are the positive and negative effect of flooding?
Flooding helps spread organic material, nutrients, and sediments which enrich floodplain soils. … The major impacts on marine environments can be sedimentation and turbidity; litter and human-built waste deposited from the land; toxins, nutrients and mineral deposition.
How can we prevent flood?
10 measures that must be taken to prevent more flooding in the…Introduce better flood warning systems. … Modify homes and businesses to help them withstand floods. … Construct buildings above flood levels. … Tackle climate change. … Increase spending on flood defences. … Protect wetlands and introduce plant trees strategically. … Restore rivers to their natural courses. … Introduce water storage areas.More items…•