Projected changes in meteorological drought over East Africa inferred from bias-adjusted CMIP6 models

B Ayugi, ZW Shilenje, H Babaousmail… - Natural Hazards, 2022 - Springer
The ongoing global warming has caused unprecedented changes in the climate system,
leading to an increase in the intensity and frequency of weather and climate extremes. This …

Spatial distribution of unidirectional trends in climate and weather extremes in Nile river basin

MS Nashwan, S Shahid - Theoretical and Applied Climatology, 2019 - Springer
The recent finding of the influence of long-term persistence (LTP) in time series on trend
significance has made the past findings of climatic trends in the Nile river basin (NRB) …

Quantile mapping bias correction on rossby centre regional climate models for precipitation analysis over Kenya, East Africa

B Ayugi, G Tan, N Ruoyun, H Babaousmail, M Ojara… - Water, 2020 - mdpi.com
This study uses the quantile mapping bias correction (QMBC) method to correct the bias in
five regional climate models (RCMs) from the latest output of the Rossby Center Climate …

Future changes in climate extremes over Equatorial East Africa based on CMIP5 multimodel ensemble

V Ongoma, H Chen, C Gao, AM Nyongesa, F Polong - Natural Hazards, 2018 - Springer
This study investigates the variability of extreme rainfall (temperature) events in the twenty-
first century based on 18 (24)-member multimodel simulations of models participating in …

Projections of future meteorological drought events under representative concentration pathways (RCPs) of CMIP5 over Kenya, East Africa

G Tan, B Ayugi, H Ngoma, V Ongoma - Atmospheric Research, 2020 - Elsevier
Understanding future evolution of drought scenario across localized domains remains an
imperative process in bid to adapt tailor suit innovative solutions to drought risks and their …

Climate change perceptions by smallholder coffee farmers in the Northern and Southern Highlands of Tanzania

SG Mbwambo, SK Mourice, AJP Tarimo - Climate, 2021 - mdpi.com
Smallholder farmers are among the most vulnerable groups to climate change. Efforts to
enhance farmers' adaptation to climate change are hindered by lack of information on how …

Recent trends of surface air temperatures over Kenya from 1971 to 2010

BO Ayugi, G Tan - Meteorology and Atmospheric Physics, 2019 - Springer
Global warming impacts leading to climate change is influencing all aspects of life and the
ecosystems. Paris agreement capped the increase to a target below 2° C and further …

Variability of diurnal temperature range over Pacific Island countries, a case study of Fiji

V Ongoma, MA Rahman, B Ayugi, F Nisha… - Meteorology and …, 2021 - Springer
Diurnal temperature range (DTR) is an important index in climate change studies in addition
to its influence upon environment and thermal comfort. Understanding variability in DTR at …

Circulations associated with variations in boreal spring rainfall over Kenya

BO Ayugi, G Tan, V Ongoma, KB Mafuru - Earth Systems and Environment, 2018 - Springer
Abstract The decline in March–May (MAM)'boreal spring'rainfall is of great concern to
Kenya's agricultural sector. This study examines factors influencing MAM rainfall variability …

Evaluation of drought, wet events, and climate variability impacts on maize crop yields in East Africa during 1981–2017

MA Ojara, L Yunsheng, H Babaousmail… - International Journal of …, 2022 - Springer
Abstract East African countries (Uganda, Kenya, Tanzania, Rwanda, and Burundi)
experience extreme rainfall phenomena such as droughts, floods, or wet events that usually …