As El Niño influences world climate patterns and raises the probability of above-normal temperatures in elements of the world, Nigerians could face elevated well being risks from excessive heat, notably amid unreliable electrical energy provide and restricted entry to cooling services.
Staying safe in periods of intense heat requires easy however deliberate measures, together with ample hydration, correct air flow and recognising the early warning indicators of heat-related sicknesses.
El Niño is a pure local weather phenomenon characterised by unusually heat floor waters in the central and jap equatorial Pacific Ocean. It influences atmospheric circulation, typically ensuing in vital modifications in temperature and rainfall patterns throughout totally different elements of the world.
According to the Nigerian Meteorological Agency (NiMet), El Niño will increase the probability of above-normal temperatures in many elements of the world and may considerably alter rainfall patterns.
In August, NiMet issued a seasonal local weather forecast indicating that observations of the Pacific Ocean prompt the onset of a powerful El Niño occasion, which was anticipated to affect world local weather patterns between August and October.
“The evolving super El Niño event represents one of the strongest ocean-atmosphere phenomena in recent decades, with significant implications for Nigeria’s rainfall patterns,” the company mentioned.
During the three-month interval, the company projected wetter-than-normal situations throughout elements of northern Nigeria, notably Sokoto, Kebbi, Zamfara, Katsina, Kano, Yobe, Borno, Bauchi and Jigawa states.
However, elements of southern Nigeria, together with Oyo, Ogun, Lagos, Osun, Ekiti, Edo and Delta states, have been anticipated to expertise drier-than-normal situations.
The forecast additionally indicated that Kogi and elements of Benue State may expertise drier-than-normal situations.
Health risks of maximum heat
Prolonged publicity to excessive temperatures can overwhelm the physique’s capacity to regulate its inner temperature, probably ensuing in heat-related sicknesses such as heat exhaustion and heat stroke.
Heat exhaustion happens when the physique loses extreme quantities of water and salt by means of sweating. Its signs embrace heavy sweating, weak spot, dizziness, headache, nausea and an elevated physique temperature.
Heat stroke, nevertheless, is a extra extreme and probably life-threatening situation that happens when the physique’s temperature regulation system fails. Warning indicators embrace confusion, altered behaviour, irritability, seizures and lack of consciousness.
Speaking with PREMIUM TIMES, Tanimola Akande, a professor of public well being on the University of Ilorin, mentioned excessive heat related to El Niño may improve the chance of heat exhaustion and heat stroke in Nigeria.
Mr Akande mentioned unreliable electrical energy provide makes it tougher for a lot of households to address excessive temperatures, notably those that rely upon electrical followers and air conditioners for cooling.
He additionally warned that extended publicity to excessive heat may negatively have an effect on agricultural productiveness.
However, he mentioned people and households may undertake sensible measures to cut back their publicity to extreme heat.
How to stay safe
According to Mr Akande, bettering air flow is likely one of the reasonably priced methods households could make their residing areas cooler.
“Low-cost ways to stay cool and prevent heat stroke include ensuring adequate ventilation with big windows and ensuring cross ventilation,” the general public well being doctor mentioned.
He additionally beneficial planting bushes round houses to present shade and cut back direct publicity to daylight.
Mr Akande suggested Nigerians to put on loose-fitting, light-weight clothes and keep away from dark-coloured garments that soak up extra heat.
He additionally emphasised the significance of ingesting enough water all through the day, even when they don’t really feel thirsty.
People also needs to keep away from extended publicity to direct daylight, notably throughout the hottest hours of the day, and take common breaks in shaded or cool environments.
What to do in an emergency
Mr Akande mentioned immediate motion is important when somebody develops signs of heat exhaustion or heat stroke.
“If someone collapses from heat exhaustion, the person should be moved away from the area to a cool place, remove extra clothing and use cold water to tepidly sponge the person,” he mentioned.
He added that water or an oral rehydration answer could possibly be given to somebody who’s acutely aware and ready to swallow.
However, he cautioned towards forcing somebody who’s unable to drink independently to take fluids.
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“If the person is unable to drink on his or her own, he or she should not be forcefully made to drink water. Plans should be made to take the person to the nearest health facility,” he mentioned.
Heat stroke requires rapid emergency medical consideration. While ready for medical help, the affected individual ought to be moved to a cooler atmosphere and cooled quickly utilizing obtainable strategies, such as chilly water, moist cloths and fanning.
People at better danger
Although excessive heat can have an effect on anybody, some teams are extra weak to heat-related sicknesses.
They embrace outside staff, youngsters, older individuals and pregnant girls. People residing with power situations, together with diabetes and cardiovascular ailments, may face elevated risks.
These teams could require further safety, together with common entry to ingesting water, shaded environments, ample air flow and lowered publicity to intense heat.
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