Cyclones and floods are ... a disaster for majority of Bangladesh,
however, flooding of this nature happens as a result of Climate Change. Farmers
fear rising sea levels because they could salt the earth and render it
uninhabitable. People evacuate their homes and farm fields when cyclones
approach. Eventually, some find themselves without shelter because government
sensitisation campaigns have failed to educate most people on building cyclone
resistant houses.
The high sea levels are thus pushing farmers who depend on
rain-fed crops into poverty as their lands become salted and unproductive. The
fishermen’s nets can catch crabs, shrimps or even fish but rarely do they face
the risk of drowning, especially with an average three meters deep water level
due to flooding. Cyclones are more common during monsoon season amidst flooding
persisting throughout this period. When Bangladesh was born in 1971 the country
was bounded by India only in the east and west while its southern border
touched on the Bay of Bengal.
Man-Made Factors
Deforestation: The cutting down trees contributes significantly to soil erosion and loss of vegetation cover, which leads to increased surface runoff during heavy rains that ultimately cause flooding.Rapid urban development has resulted in reduced drainage capacities of urban centers, making them more susceptible to flooding during the rainy season.
Encroachment on Water Bodies: The establishment of
dwellings along rivers hinders the natural flow of these waterways thus cannot
absorb excess water anymore but instead releases it towards neighboring areas
causing water overflow.
Geographical and Climatic Factors
Deforestation and land use changes: In the upper
northern region, particularly in Himalayas, widespread deforestation reduces
rainwater absorption capability of the soil and leads to increased run-off and
river overflows in lower areas like Bangladesh.
Urbanization and Poor Drainage: Abruptly growing
cities such as Dhaka have led to urban encroachments on water bodies and
floodplains. Incomplete urban drainage systems initiate waterlogging or
flooding of cities.
River Management Practices: Poorly advised and
managed river embankments and dams may increase flood susceptibility. Though
intended to control floods, these structures could also lead to backwash
resulting into serious floods when damaged or overwhelmed.
Climatic Alterations
The swollen sea levels: Increasingly, Bangladesh’s coasts are in danger
of rising waters brought on by global warming. In addition, this leads to salt
water incursion into soil and rivers affecting crop growing activities as well,
as fresh water becomes scarce.
Intensification of rainfall: A significant upsurge in
rainfall intensity is projected as a result of climate change causing
unpredictable downpours leading to increased flood occurrences. Moreover,
old-fashioned methods of preventing floods may not serve their purpose any more
due to climatic fluctuation.
In spite of its underlying beauty and affordability,
Bangladesh is by far considered to be one of the poorest countries in terms of
socio-economic development due to perennial floods ravaging every year millions
worth effects felt on agriculture production levels pressured abject poverty
Displacement & migration
Flooding impacts include social displacement along with people migrating from
rural areas into towns and cities. The trend leads to rural-urban migrations by
people for whom flooding results into loss of property like houses, farms etc.,
causing everybody to be forced to resettle in major cities under difficult
economic conditions hence becoming a potential case study for the phenomenon.
Economic Losses
Agricultural Damage: In Bangladesh, flooding destroys agricultural
lands, making crops and livestock unproductive. Therefore, these flooded lands
are essential for people’s livelihoods in this country. It does not only leads
to immediate hunger but also result in disrupt on long-term farmer and those
living in villages’ economies.
Infrastructure Damage: Floods are known for causing
serious damages to roads, bridges, schools, and health provision centres.
Rebuilding such infrastructure comes at a very high cost while loss of access
to these vital services impedes economic growth and recovery.
Loss of Livelihoods: Apart from agriculture floods
dislocate other forms of livelihood including fishing small enterprises as well
as informal jobs. In addition many families end up being poor because they do
not have assets and will find it hard to regain their initial state using their
scarce economic resources.
Implications of Health
Waterborne Disease: This leads to an outbreak in
given regions that have limited access to health facilities especially those
susceptible to floods.
Malnutrition and Food Insecurity: Crops destruction
as well as supply chain disruptions result into food scarcity hence price hikes
consequently leading to malnutrition rate increases especially among children
and vulnerable groups.
Mental health: Losing homes, jobs and loved ones plus
fear of future floods are serious mental health issues. Most flood survivors
often experience mental problems such as anxiety disorders or depressive
disorders made worse by unavailability of mental health services altogether.
Loss of Livelihoods: Apart from agriculture floods
dislocate other forms of livelihood including fishing small enterprises as well
as informal jobs. In addition many families end up being poor because they do
not have assets and will find it hard to regain their initial state using their
scarce economic resources.
Lasting Effect on Development
After Flooding Learning Disruption: Floods frequently lead to school
closures either due to their destruction or when they are converted into camps
for internally displaced persons. This disruption can have long-lasting effects
on education especially among children living in remote areas thereby limiting
their future opportunities and contributing towards maintaining the poverty
trap.
Financial Disparity: The socio-economic consequences
of flooding tend to be much greater for those who are already poor, making the
existing inequities worse. More affluent individuals and communities are
generally able to recover while the never-ending cycle of poverty continues
among the low-income earners.
Infrastructures for Managing Floods: Flood embankments, drainage systems and flood shelters are part of the strategy adopted by government so as to prevent communities from being submerged by floods. These structures have been established mainly in order to lessen the severity of floods as well as providing refuge for those who may be affected by them.
Approaches Oriented Towards Community
The local populace is involved in the development and execution of resilience strategies under community-based adaptation programs. Such initiatives ensure the training on emergency response, application of sustainable farming methods resistant to floods as well as construction of raised shelters to avert flood occurrences.
Raising awareness through public education is vital in
enhancing resilience against flooding events. Community-based organizations
alongside NGOs organize campaigns meant to educate people on how they can
protect themselves from floods, safe ways of responding during floods and where
to find emergency resources.
Through microfinance programs and social safety nets, poor
communities can be supported with cash for, among other things, rebuilding
destroyed homes, creating new businesses and meeting basic needs following
flood destruction. This approach is really advantageous for the extreme poor
and other deprived citizens who suffer most during flood disasters.
Infrastructure Development
Flood safe housing: Building flood resistant buildings is the first and
foremost strategy for protecting lives and property by constructing stilt
houses as well as implementing construction designs that can resist water
damage. These types of homes are usually located in areas that are prone to
floods so that whenever there is a flood resident would always be safe.
Sustainable urban planning: Flood resilience is being
integrated into planning and development projects in urban areas. This entails
improvement of drainage systems, preservation of natural water bodies and
establishment of green spaces that have the ability to absorb excessive water
during floods.
Rehabilitation of affected areas: After a flood,
rehabilitation actually focuses on building back houses, infrastructure and
also restoring means of earning a living in disaster struck places. A
post-flood rehabilitation effort normally entails rebuilding roads, bridges and
public buildings that could better resist future floods.
International Collaboration and Assistant
Globally funded and aided organizations such as the UNDP, World Bank and
several countries provide Bangladesh with finances for climate resilient
projects. For example, these funds have been used for infrastructure
development, research into flood prevention schemes among others.
Partnerships in Research and Technology Transfer:
Bangladesh works together with international research institutions to develop
innovative solutions to manage floods. This entails sharing experiences on best
practices; employing new technologies for predicting and managing floods; as
well as learning from experiences of other countries that are prone to floods.
Abatement Projects on Climate Change: A few of the
global initiatives deal specifically with diminishing climate change impact
through various mitigation efforts including reduction within greenhouse gas
emissions/gas buildups; conservation of natural ecosystems; promotion of
renewables in Bangladesh.
Building strong communities is very important for being able to stand firm for a long time. This can be made possible through improving local authority, making it possible for all and sundry to have resources as well as inculcating the culture of being ready for anything.
There is no question about it that the probability many
areas in Bangladesh face severe climate-related challenges will continue rising
especially with the floods experienced recently. Therefore, building strong
climates resilience strategies is very important. Bangladesh has been
implementing various programs and initiatives on how to lessen the impact of
floods on people’s lives such as government policies, community efforts,
infrastructure creation and international partnerships which have established a
firm basis for resilience. However climate change is constantly adapting itself
hence promoting such actions must be ongoing & come up with new ideas.
Bangladeshi public can defend themselves against inevitable
climatic challenges by empowering local communities, ensuring urban planning
sustainability and fostering international partnerships.All these parties can
work together to create a future where Bangladesh will be able not only to
prepare better for floods but also to prosper amid climate change-induced
adversities.
Purpose of this research is to comprehend what causes flood in Bangladesh, the social and economic problems caused by them, and the measures that can be taken to enhance resilience against floods for helping such vulnerable communities later on.
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