Effects of flooding a study by vinet 2008 stated that, as the effects of flooding include damage to home, shops and industries. Causes, effects and types of landslides earth eclipse. The consequences of floods, both negative and positive, vary greatly depending on the location and extent of flooding, and the vulnerability and value of the natural and constructed environments they. At the time of the high melting of snow due to heavy precipitation and other factors, the situation of flooding arises. In the european region, floods are the most common disasters, causing extensive. Although the causes of landslides are wide ranging, they have 2 aspects in common. Causes of flooding in nigeria generally, causes of flood in nigeria could be as a result of natural cause or human cause. Most floods fall into one of three major categories. Floods can also occur in rivers when the flow rate exceeds the capacity of the river channel, particularly at bends or meanders in the waterway. The flood control and irrigation experts in each province should visit the areas most exposed to floods and should take necessary measures for controlling future floods. Best practices on flood prevention, protection and mitigation 3 flood forecasting and warning is a prerequisite for successful mitigation of flood damage. Zolotokrylin encyclopedia of life support systems eolss agricultural, and hydrologic phenomena.
We can simply say a flood is a too much water that soil cant absorb. Furthermore, the booklet provides flood survival tips. They destroy houses and buildings, and carry soil away from valuable farming land. Another factor in the impact of flash floods is that the precipitation causing the event often falls during the night, when it. Floods causes effects and prevention stormguard flood plan. Lead teacher anil sarna asked his local year 5 and year 6 pupils to see if they could work out what causes flooding, testing what they learnt using a series of experiments. Soybeans, corn, rice, and cotton are planted in the mississippi river area in the spring when flooding occurs. In nigeria, flood disaster has been perilous to people, communities and institutions. Flooding is experienced all over the globe and for a variety of reasons but why exactly does flooding occur. The european union eu floods directive defines a flood as a covering by water of land not normally covered by water. Natural cause in form of heavy or torrential rains rainstorm oceans storms and tidal waves usually along the coast. In almost every continent of the world, there is a reported case of flooding and storms and without any doubt it is undesirable as it has led to the loss of many lives and property. Across the country, there are heaps of refuse and garbage dumped into water channels as well as the illegal structures that impede water ways. Most frequent and deadliest occurs when the geomorphic equilibrium in the river system is disturbed because of intrinsic threshold extrinsic.
Pdf causes and effect of kashmir flood ijariit journal. Heavy rains, landslides, overflowing rivers, cyclones and tsunamis. During dry and hot weather periods, it is common to find dry and cracked earth without even a. Floods are major disasters affecting many countries of the world annually especially in most flood plain areas. Many times it rains too much, other times a dam breaks. Scientists also say that greenhouse gas emissions have increased the occurrence of extreme weather events, making flooding more likely. Jan 21, 2020 floods also cause food prices to spike, depending on how fast the flood waters recede. You can greatly lessen the impact of a flood by taking the time. Oct 12, 2018 in another flood incidence in jigawa state, it was reported that at least five hundred people were rendered homeless and properties worth several millions of naira were destroyed when the flood, occasioned by torrential rainfall ravaged babura, a town in jigawa state in a period of two days. Otherwise, when left in its natural state, the benefits of floods outweigh the adverse effects.
Flood disaster happened in places where the population is dense has caused billions of dollars worth of damages and is also the reason for the loss of countless lives over the past few years. There are several human causes of flooding, including poorly designed infrastructure. Displacement from ones home, loss of property and livelihoods and disruption to business and social affairs can cause continuing stress. Effects of urban development on floods hydrologic effects of. Floods also cause food prices to spike, depending on how fast the flood waters recede. However, if these dams are not managed properly, they may cause flooding and huge damage. During dry and hot weather periods, it is common to find dry and cracked earth without even a single shed of water or wet areas. Common causes of manmade floods infrastructure failures. Another cause is the amount of rain that a certain area of land gets. The loss of loved ones can generate deep impacts, especially on children. After a flood, situation gets more grim leaving behind a lot of development works to do and rebuilding. Widespread flooding and severe flash floods can produce. The research gives a clear insight into the causes, effects and solution to flooding in nigeria. Throughout malaysia, including sabah and sarawak, there is total of 189 river basins 89 of the river basins are in peninsula malaysia, 78 in sabah and 22 in sarawak.
The research will help to identify the areas that are prone to flood. Information about streamflow and how it is affected by land use can help communities reduce their current and future vulnerability to floods. The objectives of the study are to assess the situation, the history, the causes, aggravating factors, extent and effects of the flood. Floods, that imply a large amount of water rising and then spreading across a region, are one of the most common causes of natural disasters in india. There are different types of floodplains and they are based on they type of flooding that forms them. While landslides are considered naturally occurring disasters, humaninduced changes in the environment have recently caused their upsurge. In the united kingdom, research carried out on flood events that occurred in 2000 was attributed to more green house emissions in the atmosphere which led to greenhouse warming and made the floods more likely. You will learn to identify various methods that are used to prevent floods and explore how preventing natural flood. Its effectiveness depends on the level of preparedness and correct response. The flood damaged homes, possessions and had a huge disruption to communications. A flood is caused by a combination of heavy rainfall causing river oceans to over flow their banks, and can.
The objective of this study is to examine the substantive causes and selected effects of floods in south western nigeria with a view to. The research focus on the causes effects and solution to flooding in nigeria. That increases costs to farmers but provides a benefit to fertilizer companies. During flood condition of people and animals becomes very critical. Causes, effects and control strategies 5 deforestation are maintained. For example, agricultural and hydrological droughts appear when the water shortage significantly affects the agricultural or hydrologic activity. The huge psychosocial effects on flood victims and their families can traumatize them for long periods of time. The atmospheric concentration of co2, the most powerful global warming gas, has increased 42% since the industrial revolution, and current levels are higher than they have been in the past 800,000 years, long before our neanderthal ancestors first walked the earth. The bangladesh flood had had countless detrimental effects on the country but contrastingly, it has also brought together international help with the disaster. Health effects on human beings can be psychological mental or physiological. Pdf recent floods and consequences all over the world are becoming too frequent and threat to sustainable development in human settlements. The floodcontrol and irrigation experts in each province should visit the areas most exposed to floods and should take necessary measures for controlling future floods. At major flood stage purple, extensive and often lifethreatening flooding is expected, including the complete inundation of lowlying areas. Pdf causes and consequences of flooding in nigeria.
September 24, 2008 the cause and effect of floods floods are caused by many things. The longterm effects of flooding may involve damage to ecosystems and contamination of water sources. A flood is an overflow of water that submerges land that is usually dry. More than 800 of these localities nationwide have adopted flash flood.
Essay on causes and effects of flood the college study. Introduction causes effect flood prone areas flood management flood management scope conclusion contents 3. Jan 30, 2019 the thing that makes natural floods a disaster is when flood waters occur in areas populated by humans and in areas of significant human development. A flood is a body of water that covers land which is normally dry. The effect of flooding worldwide have being devastating to the extent that. Areas that have been highly modified by human activity tend to suffer more deleterious effects from flooding. Introduction flood is overflow of excess water that submerges land and inflow of tide onto land. Floods causes and effects of flooding flood protection. As well as the flood defence systems mentioned in this blog, we also have other systems available to be installed by our team including sewage protection, tanking and air bricks. Effects, management and mitigation of cyclones cyclones is a swirling atmospheric distrubance, in which strong wind blow in a circle and rotate in the same direction as rotation of the earth. Download floods and causes of floods cheat sheet pdf. Riverine flooding coastal flooding shallow flooding floods and floodplain management 15. Flooding can result in loss of life, widespread structural damage, power outages and may even increase the likelihood the spread of waterborne diseases such as typhoid, giardia and cryptosporidium. It is a complex issue full of uncertainties and controversies.
Floods tend to further degrade already degraded systems. The changes in area of forest by region and subregion are shown in table 1. Causes, consequences and prevention essay 4 400 words introduction. In the event of huge rainfall, the dams built begin to collapse. Pdf an assesment of causes and effects of flood in nigeria. There are nine resources within this unit some focus on gcse others on a level. One physical health effect associated with both water and flood. Floods are an area of study of the discipline hydrology and are of significant concern in agriculture, civil engineering and public health. Rains, overflowing rivers, ruptured dams, and melting water from snow and ice may all result in flooding that produces harmful economic and environmental effects. A flood is a natural event that can have far reaching effects on people and the environment. Heavy rains and landslides in india cause as much as 58 per cent of all disaster loss in the country.
In the next section, we take a look at the causes of flooding in nigeria. The urgency for adaptation is highlighted by projections from the three. Specifically, the research sought to assess the causes and effects of floods on. Aug 23, 2018 floods causes massive amounts of damage to humanss lives, property and critical infrastructure as seen in kerala which are lifeline to a state. Thus, causing the flood situation to become even critical for the people living around. Climate change increases flooding risks, according to fema. It has been witnessed that the natural disasters have their root causes in the normal activities of the earth. Tsunamis, earthquakes and even strong tidal flows may also result in floods. Flash flooding can have devastating consequences and. One cause of a flood is when water exceeds the capacity of the area it is in. Here are eight of the most common causes of flooding, both natural and humaninduced. At moderate flood stage red, expect flooding of nearby buildings and the closure of roadways. Therefore the responsible authorities should provide timely and reliable flood warning, flood. According to wikipedia, a flood is an overflow of water that submerges land which is usually dry.
Flood is the most devastating natural disaster experienced in malaysia is flood. Presently there are widely discussed of disasters and its results to enhance the public awareness and greater destruction caused by disaster flood. The following is a list of some of the human causes of floods. Well, in the aftermath of the floods, teachers at hebden bridge school invited local kids to find out causes of floods. An assesment of causes and effects of flood in nigeria. They are often caused by rivers, but overflowing lakes and seas can also cause flooding.
Floods can also contaminate drinking water and lead to diseases. In the sense of flowing water, the word may also be applied to the inflow of the tide. Put simply, a flood is too much water in the wrong place. The causes of flooding are varied, but the effects of most causes can be managed if not prevented. All of these causes build up to devastating effects. He point out that, flood victims have problem with the cost of repair and some small shops do not reopen after the disaster. We examine the time history of water releases from the wivenhoe dam, which have been accused of aggravating damage downstream. They can cover an area with just a few inches of water or they can bring enough water to cover the roof of a house. The great floods of 2010 in pakistan would not have caused so much destruction if the steps explained here had been taken. Floods are natural events that deeply affect human life. At minor flood stage orange, minor flooding of nearby roadways occurs.
When floods occur they bring with them numerous problems, ranging from the physical impact of water damage to the problems of disease and famine that can follow such disasters. Floods impact on both individuals and communities, and have social, economic, and environmental consequences. Floods definition and different causes of floods toppr. Indeed some 31 countries do not even make the list because they have already removed most of their forests and even if that remain are seriously fragmented and degraded. There are also other factors that cause underwater landslides. It causes sometimes because of overflow of river water, it also causes due to heavy rainfall and overflow becomes out of limit. In this video lesson, you will study floods, their causes and their effects.
The following are the major causes of floods in nigeria. Floods can be dangerous for communities, lasting days, weeks or sometimes even longer. Dec 24, 2017 flood is an overflow of water on land. A critical analysis revealed that many cases of flooding experienced in this country are caused by dam. The cause and effects of floods cause and effect essay. Flood waters also strip the ground of needed nutrients. Floods often cause damage to homes and businesses if they are in the natural flood plains of rivers. A flood is caused by a combination of heavy rainfall causing river oceans to over flow their banks, and can happen at any time of the year, not just in the winter. Floods can be caused by a breaking or failure of infrastructure that can cause large quantities of water to flood a local area. An analysis of the causes and circumstances of flood.
The objectives of the study are to assess the situation, the history, the causes, aggravating factors, extent and effects of the flood, to document the hazard and. Throughout the human civilization, floods have been part of his destiny. Know your flood risk and elevation above flood stage. Jul 03, 2012 you will agree with me that flood events are one of the greatest environmental disasters of our time. The environment agency adopts five different intervention strategies in response to flooding and these resources consider each of these. Floods are common natural disasters that can affect millions of people around the world. At least 20 per cent of the population is at risk from one form of flooding or another.