Influence Of Land Use/Land Cover On Land Surface Temperature In Ibadan Metropolis In Oyo State

The study evaluated the changes in land use and land cover (LULC) during a 23-year period and its resulting effects on the temperature in Oyo State metropolis. Landsat 8 images of the study area for 2000 and 2023 were downloaded and analyzed to observe and quantify these changes through the use of s...

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Veröffentlicht in:Global journal of pure and applied sciences 2024-08, Vol.30 (3), p.325-331
Hauptverfasser: O B, Fadipe, O A, Ogidan, A A, Ekaun, O A, Ogundana, D A, Osho
Format: Artikel
Sprache:eng
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Zusammenfassung:The study evaluated the changes in land use and land cover (LULC) during a 23-year period and its resulting effects on the temperature in Oyo State metropolis. Landsat 8 images of the study area for 2000 and 2023 were downloaded and analyzed to observe and quantify these changes through the use of supervised classification method. Furthermore, the land surface temperature was computed using relevant formula. Within 23 years, the percentage of bare land, built-up areas and waterbody climbed from 0.48%, 38.51%, and 0.20% to 0.59%, 50.20%, and 0.66% respectively, while the percentage of vegetation declined from 60.82% to 48.54% according to the result. Additionally, in 2000, the land surface temperature ranged from 18.82°C to 28.25°C, and in 2023, it varied between 19.89°C and 32.21°C. Over the course of the 23-year study, it became clear that changes in the state's land cover and land use impacted on the rising temperatures, which were mostly brought on by a decline in vegetation cover. The study finds that Oyo State's metropolitan area is warmer than it was twenty-three years ago and as a result, it suggests that the government should support urban forestry initiatives
ISSN:1118-0579
2992-4464
DOI:10.4314/gjpas.v30i3.6