User profiles for Lydia Olaka

Lydia A. Olaka

Technical University of Kenya. University of Nairobi,
Verified email at tukenya.ac.ke
Cited by 3114

The sensitivity of East African rift lakes to climate fluctuations

LA Olaka, EO Odada, MH Trauth, DO Olago - Journal of Paleolimnology, 2010 - Springer
Sequences of paleo-shorelines and the deposits of rift lakes are used to reconstruct past
climate changes in East Africa. These recorders of hydrological changes in the Rift Valley …

Human evolution in a variable environment: the amplifier lakes of Eastern Africa

…, M Lesoloyia, EO Odada, DO Olago, LA Olaka… - Quaternary Science …, 2010 - Elsevier
The development of the Cenozoic East African Rift System (EARS) profoundly re-shaped the
landscape and significantly increased the amplitude of short-term environmental response …

Groundwater fluoride enrichment in an active rift setting: Central Kenya Rift case study

LA Olaka, FDH Wilke, DO Olago, EO Odada… - Science of the Total …, 2016 - Elsevier
Groundwater is used extensively in the Central Kenya Rift for domestic and agricultural
demands. In these active rift settings groundwater can exhibit high fluoride levels. In order to …

Environmental variability in Lake Naivasha, Kenya, over the last two centuries

KR Stoof-Leichsenring, A Junginger, LA Olaka… - Journal of …, 2011 - Springer
Lake Naivasha, Kenya, is one of a number of freshwater lakes in the East African Rift System.
Since the beginning of the twentieth century, it has experienced greater anthropogenic …

Heavy metals in surface sediments of Lake Naivasha, Kenya: spatial distribution, source identification and ecological risk assessment

G Olando, LA Olaka, PO Okinda, P Abuom - SN Applied Sciences, 2020 - Springer
Heavy metals retained in sediments pose a threat to aquatic ecosystem and society. Knowledge
of the status and sustainability of lake sediment in areas undergoing rapid economic …

Pharmaceutical pollution of the world's rivers

…, KM Yao, B Aubakirova, R Beisenova, L Olaka… - Proceedings of the …, 2022 - pnas.org
Environmental exposure to active pharmaceutical ingredients (APIs) can have negative effects
on the health of ecosystems and humans. While numerous studies have monitored APIs …

Isotopic and trace element record of changing metal source contributions to tropical freshwater Lake Naivasha (Kenya)

…, A Junginger, S Kübler, MG Babechuk, LA Olaka… - Science of The Total …, 2024 - Elsevier
Lake Naivasha, Kenya's second-largest freshwater body is a wetland of international
ecological importance and currently subjected to unprecedented anthropogenic influence. The …

[HTML][HTML] Analysis of climate variability and trends in Southern Ethiopia

…, JW Recha, C Oludhe, PM Osano, LA Olaka… - Climate, 2021 - mdpi.com
This study investigated the trends and variability of seasonal and annual rainfall and
temperature data over southern Ethiopia using time series analysis for the period 1983–2016. …

[HTML][HTML] Projected climatic and hydrologic changes to Lake Victoria Basin Rivers under three RCP emission scenarios for 2015–2100 and impacts on the water sector

LA Olaka, JO Ogutu, MY Said, C Oludhe - Water, 2019 - mdpi.com
Rivers in the Lake Victoria Basin support a multitude of ecosystem services, and the economies
of the riparian countries (Kenya, Tanzania, Uganda, Rwanda, and Burundi) rely on their …

Climatic, socio-economic, and health factors affecting human vulnerability to cholera in the Lake Victoria basin, East Africa

…, E Apindi, F Githui, J Kathuri, L Olaka… - AMBIO: A Journal of the …, 2007 - BioOne
Cholera epidemics have a recorded history in the eastern Africa region dating to 1836.
Cholera is now endemic in the Lake Victoria basin, a region with one of the poorest and fastest …