水文地质与水文工程学报

Assessment of the Influence of Climate Change on Sustainable Water Supply in Osogbo, Osun State, Nigeria

Wale Adewoye* and Olugbenga Adewale

The need to improve the standard of living necessitates the reasons to provide facilities and increases the land uses. However, there is the need to prepare for the side effect of high technological uses and the sustainability of the environment. Increase in land uses alters the natural cycles which is indirectly leads to global warming.
The paper takes a critical look on how climate change influences sustainable water supply in Osogbo, Osun State. Arise from the aim; the data source was from the secondary sources i.e. from Nigeria Meteorological Agency and the Erinle water dam. The sources are the official climate data provider in Nigeria and water supply provider in Osogbo, Osun State. Regression analysis was used to determine the relationships between the climatic elements and water supply at the end, it was discovered that there is a very weak relationship between the climatic element and water supply in Osogbo, Osun State. However, the study suggests that there is the need for urgent measures because of the ever increasing urban population and the pressure on the land uses as a result of socio-economic activities in the area. It is therefore become very imperative for the policy maker to include the menace of climate change into the policy formulation to create a synergy for sustainable water supply in the city.