The month
of April comes with the anticipation of the rainy season. Ideally, Nigeria has
two distinct seasons: rainy and dry (harmattan) season. The seasons are
normally distinct with the period of April to October for rainy season with a
break in August and the dry season from November to March. In recent times,
with the emergence of climate change, there have been a lot of concerns ranging
from inconsistent seasonal changes, extreme weather conditions, increased sea
levels to flooding which has left several parts of Nigeria including the Northern
parts dealing with the aftermath of these climatic changes. At times like these,
alerts on the likelihood of the intensity of the rains and flood prone areas
are issued in different states to create awareness among the public and provide
information on the impacts of flooding.
Flood can pose risks which could lead to exposure
to hazardous substances, health hazards and contamination of public water
supply, just to mention a few. All these can lead to drowning, electrocution,
outbreaks of water borne diseases, and destruction of agricultural products,
residential and commercial buildings. Other impacts of flooding include:
shortage of food supply due to delayed harvest of some crops, leading to
inflation of food price indices, increased cost of transportation and housing
due to reinforcement works required to prevent flooding of residential areas.
The negative impacts of flooding can be minimized
if certain control measures are taken and awareness is created to ensure people
know what to do prior, during and after the flood.
The purpose of this article is to enlighten the
public about the measures to be applied to mitigate the impacts of flooding in
Nigeria.
In the last 2-3 years, Lagos, the Niger-Delta and
some southern part of Nigeria has experienced torrential rainfall lasting for
days during the rainy season with highest peak in July causing devastating
effects and massive destruction of lives and properties. This has forced the
State Governments to proffer solutions on combating flooding and advising
residents in flood prone areas to relocate.
Contributing factors: The
following are causative factors to flood risk
•
Poor
sanitation of surrounding environment.
•
Dumping of
household waste in drains or gutters.
•
Improper disposal of waste in drains and gutter.
•
Climate
change leading to extreme weather conditions.
•
Poor drainage facilities.
•
Inadequate construction and planning of residential
areas.
•
Volume and run-off of storm water.
WHAT TO DO:
Prior to a
flood
•
Identify if you are in a flood prone area then
provide reinforcements for your house.
•
Ensure the
surrounding environment is always clean; observe state and personal
environmental sanitation.
•
Proper disposal of waste should be maintained;
always use a covered bin.
•
Ensure prompt and regular collection of waste e.g.
by Private Sector Participation (PSP).
•
Take out an insurance cover for flood risk for your
car, house and other valuable properties.
•
Prepare an emergency plan and share with family and
neighbours in case
of evacuation.
•
Ensure you have enough supplies of food, water and
medications.
During a flood
•
Turn off
all electrical appliances.
•
Ensure all
windows and doors are closed to prevent water from entering the house.
•
Stay indoors and only evacuate if it is safe.
•
Have an emergency bag ready containing bottled
water, canned food, medicines etc.
•
If outdoors, seek shelter; minimize contact with electrical
cables to prevent electrocution.
•
If in a car, remain inside until it is safe to come
out then look for a higher plane to take shelter.
•
Avoid contact with floodwater to reduce exposure to
health hazards and being swept away by flood.
What to do after a flood
•
Start clean
up of the affected area using appropriate Personal Protective Equipment such as
gloves, boots and water resistant coverall.
•
Do not eat or drink any edible items contaminated
by the flood.
•
Ensure building is assessed to determine the
integrity before you re-occupy the house.
•
Adequate repairs should be undertaken prior to
moving back to reside in the affected home.
•
Take photographs of damage(s) prior to clean up,
for insurance claims.
•
If injured during the flood ensure you get proper
medical care in a hospital.
The health of individuals and the state of the
environment after a flood are of concern to both the government and individuals
therefore preventive measures should be put in place to ensure adequate
controls are adopted.
In anticipation of the rains, individuals should
invest in quality raincoats, umbrellas and wellington boots. They should always
avoid exposure to rains and cold by keeping warm during the rainy season
especially for children, elderly and immune-compromised people. The environment
should be clean and clear of waste at all times to prevent over flow of the
drains leading to floods where stagnant water which can be breeding grounds for
vectors and other disease breeding organisms.
Climate change is a global concern that various organizations
are working together to combat. The recent seasonal changes in Nigeria pose a
great challenge in dealing with the impact of global warming. Is the government
adequately equipped to deal with these problems? Are there enough resources to
address these issues? How can we as individuals contribute to solving these
problems? These are all unanswered questions that are lingering as State Governments
set up committees to solve the problems and individuals reinforce their
surroundings to ensure their safety in anticipation of yet another looming
adversity.
Written by O’
Reese of En-pact Solutions Limited, 2013
Twitter: @O Reese2
@EnpactHSE
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