Search Results - "Ogunjobi, K. O."

Recent homogeneity analysis and long-term spatio-temporal rainfall trends in Nigeria by Akinsanola, A. A., Ogunjobi, K. O.

“…Accurately predicting precipitation trends is vital in the economic development of a country. Ground observed data from the Nigeria Meteorological Agency…”
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Evaluation of present-day rainfall simulations over West Africa in CORDEX regional climate models by Akinsanola, A. A., Ogunjobi, K. O.

“…The objective of this study is to evaluate the ability of seven CORDEX regional climate models (RCMs), driven by ERA-Interim reanalysis dataset to simulate the…”
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Spatio-temporal analysis of land use dynamics and its potential indications on land surface temperature in Sokoto Metropolis, Nigeria by Ogunjobi, K O, Adamu, Y, Akinsanola, A A, Orimoloye, I R

“…Land use change is the main driving force of global environmental change and is considered as most central to various debates on sustainable development. Even…”
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Assessing the Capabilities of Three Regional Climate Models over CORDEX Africa in Simulating West African Summer Monsoon Precipitation by Ajayi, V. O., Gbode, I. E., Ogunjobi, K. O., Akinsanola, A. A.

“…This study evaluates the ability of three Regional Climate Models (RCMs) used in Coordinated Regional Climate Downscaling Experiment (CORDEX) to simulate the…”
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Temporal and spatial variability of total ozone column using TOMS satellite observations and comparison with measurements from the Dobson network by Ogunjobi, K. O

“…This article presents a detailed analysis of seasonal and interannual variability of total ozone content (TOC) at 16 different stations in Africa using…”
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Spectral aerosol optical properties from AERONET Sun-photometric measurements over West Africa by Ogunjobi, K.O., He, Z., Simmer, C.

“…Aerosol optical properties including Aerosol Optical Depth (AOD, τ aλ), Angstrom exponent (α), size distribution, single scattering albedo ( w o ) were…”
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Developing objective dry spell and drought triggers for drought monitoring in the Niger Basin of West Africa by Okpara, J. N., Ogunjobi, K. O., Adefisan, E. A.

“…To effectively manage drought in the Niger River Basin known for its high interannual rainfall variability and continuous adverse drought impacts and…”
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The applicability of Standardized Precipitation Index: drought characterization for early warning system and weather index insurance in West Africa by Okpara, J. N., Afiesimama, E. A., Anuforom, A. C., Owino, A., Ogunjobi, K. O.

“…The Niger River basin is drought-prone, and farmers are often exposed to the vagaries of severe weather and extreme climate events of the region…”
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Evaluation of rainfall simulations over West Africa in dynamically downscaled CMIP5 global circulation models by Akinsanola, A.A, Ajayi, V.O, Adejare, A.T, Adeyeri, O.E, Gbode, I.E, Ogunjobi, K.O, Nikulin, G, Abolude, A.T.

“…This study presents evaluation of the ability of Rossby Centre Regional Climate Model (RCA4) driven by nine global circulation models (GCMs), to skilfully…”
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Comparison of five gridded precipitation products at climatological scales over West Africa by Akinsanola, A. A., Ogunjobi, K. O., Ajayi, V. O., Adefisan, E. A., Omotosho, J. A., Sanogo, S.

“…The paper aimed at assessing the capabilities and limitations of five different precipitation products to describe rainfall over West Africa. Five gridded…”
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Dust induced changes on the West African summer monsoon features by N'Datchoh, E. T., Diallo, I., Konaré, A., Silué, S., Ogunjobi, K. O., Diedhiou, A., Doumbia, M.

“…ABSTRACT Dust generation and transportation from North Africa are thought to modulate the West African Monsoon (WAM) features. In this study, we investigated…”
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Aerosol characteristics and surface radiative forcing components during a dust outbreak in Gwangju, Republic of Korea by Ogunjobi, K. O, Kim, Y. J

“…Atmospheric surface aerosol radiative forcing (SARF) ΔF, forcing efficiency ΔFe and fractional forcing efficiency ΔFFe evaluated from cloud-screened narrowband…”
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Ultraviolet (0.280–0.400 μm) and broadband solar hourly radiation at Kwangju, South Korea: analysis of their correlation with aerosol optical depth and clearness index by Ogunjobi, K.O., Kim, Y.J.

“…A series of measurements, including ultraviolet (UV)-B (0.280 to 0.320 μm), UV-A (0.320 to 0.400 μm), broadband global ( H G), and diffuse ( H D) horizontal…”
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Characteristics of PM2.5 species and long-range transport of air masses at Taean background station, South Korea by HE, Z, KIM, Y. J, OGUNJOBI, K. O, HONG, C. S

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Carbonaceous aerosol characteristics of PM2.5 particles in Northeastern Asia in summer 2002 by HE, Z, KIM, Y. J, OGUNJOBI, K. O, KIM, J. E, RYU, S. Y

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Aerosol optical depth during episodes of Asian dust storms and biomass burning at Kwangju, South Korea by Ogunjobi, K.O, He, Z, Kim, K.W, Kim, Y.J

“…Spectral daily aerosol optical depths (τ a λ ) estimated from a multi-filter radiometer over Kwangju were analyzed from January 1999 to August 2001 (total of…”
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A change comparison of heat wave aspects in climatic zones of Nigeria by Ragatoa, D. Saberma, Ogunjobi, K. O., Klutse, Nana Ama Browne, Okhimamhe, A. A., Eichie, Julia O.

“…Studies have shown an increase in the frequency and severity of heat waves during the last decades under climate change. This study employs four…”
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Influence of the total atmospheric optical depth and cloud cover on solar irradiance components by Ogunjobi, K.O, Kim, Y.J, He, Z

“…Broadband solar irradiance data obtained in the spectral range 400–940 nm at Kwangju, South Korea from 1999–2000 have been analyzed to investigate the effects…”
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Estimation of surface energy fluxes from remotely sensed data over Akure, Nigeria by Ogunjobi, K. O., Daramola, M. T., Akinsanola, A. A.

“…The spatial variation and composition of surface energy fluxes across different land use over Akure, Nigeria has been investigated using the Surface Energy…”
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Aerosol optical properties during Asian dust storm episodes in South Korea by OGUNJOBI, K. O, KIM, Y. J, HE, Z

“…Aerosol optical depth (a) is the most comprehensive variable to characterize aerosol, assess atmospheric pollution and make atmospheric corrections to…”
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