Integrating Earth Observation, Machine Learning and Citizen Science to Map Prosopis juliflora Invasion in Semi-Arid Rangelands of Kenya

Rangeland degradation represents a significant environmental and socio-economic challenge in dryland ecosystems, particularly within Sub-Saharan Africa, where pastoral livelihoods depend on fragile landscapes.The proliferation of Prosopis juliflora, an aggressive woody invasive species, has emerged...

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Autores principales: Cherotich, Fredah, Galgallo, Diba, Dhulipala, Ram, Whitbread, Anthony M, Paliwal, Ambica
Formato: Brief
Lenguaje:Inglés
Publicado: CGIAR System Organization 2025
Materias:
Acceso en línea:https://hdl.handle.net/10568/177711
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author Cherotich, Fredah
Galgallo, Diba
Dhulipala, Ram
Whitbread, Anthony M
Paliwal, Ambica
author_browse Cherotich, Fredah
Dhulipala, Ram
Galgallo, Diba
Paliwal, Ambica
Whitbread, Anthony M
author_facet Cherotich, Fredah
Galgallo, Diba
Dhulipala, Ram
Whitbread, Anthony M
Paliwal, Ambica
author_sort Cherotich, Fredah
collection Repository of Agricultural Research Outputs (CGSpace)
description Rangeland degradation represents a significant environmental and socio-economic challenge in dryland ecosystems, particularly within Sub-Saharan Africa, where pastoral livelihoods depend on fragile landscapes.The proliferation of Prosopis juliflora, an aggressive woody invasive species, has emerged as a critical ecological and management concern. Accurate monitoring of Prosopis juliflora invasion is imperative for effective management. However, traditional field-based surveys, while valuable, are hindered by high costs, logistical challenges, and limited spatial coverage, rendering them inadequate for tracking invasions across extensive rangelands. Recent advancements in remote sensing and machine learning present a transformative alternative.The study employs Random Forest classification across multiple satellite datasets to assess sensor performance in detecting Prosopis juliflora along with community validation using PGIS. It further utilizes ground-truth observations to predict the spread of this invasive species across the region. This integrative approach bolsters the evidence base for decision-making, thereby supporting adaptive, inclusive, and sustainable management of rangelands.
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spelling CGSpace1777112025-11-25T02:05:49Z Integrating Earth Observation, Machine Learning and Citizen Science to Map Prosopis juliflora Invasion in Semi-Arid Rangelands of Kenya Cherotich, Fredah Galgallo, Diba Dhulipala, Ram Whitbread, Anthony M Paliwal, Ambica invasive species machine learning citizen science remote sensing rangelands Rangeland degradation represents a significant environmental and socio-economic challenge in dryland ecosystems, particularly within Sub-Saharan Africa, where pastoral livelihoods depend on fragile landscapes.The proliferation of Prosopis juliflora, an aggressive woody invasive species, has emerged as a critical ecological and management concern. Accurate monitoring of Prosopis juliflora invasion is imperative for effective management. However, traditional field-based surveys, while valuable, are hindered by high costs, logistical challenges, and limited spatial coverage, rendering them inadequate for tracking invasions across extensive rangelands. Recent advancements in remote sensing and machine learning present a transformative alternative.The study employs Random Forest classification across multiple satellite datasets to assess sensor performance in detecting Prosopis juliflora along with community validation using PGIS. It further utilizes ground-truth observations to predict the spread of this invasive species across the region. This integrative approach bolsters the evidence base for decision-making, thereby supporting adaptive, inclusive, and sustainable management of rangelands. 2025-09-30 2025-11-10T14:55:12Z 2025-11-10T14:55:12Z Brief https://hdl.handle.net/10568/177711 en Open Access application/pdf CGIAR System Organization Cherotich, F., Galgallo, D., Dhulipala, R., Whitbread, A. and Paliwal, A. 2025. Integrating Earth Observation, Machine Learning, and Citizen Science to Map Prosopis juliflora Invasion in Semi-Arid Rangelands of Kenya. DTA Research Brief. Montpellier, France: CGIAR System Organization.
spellingShingle invasive species
machine learning
citizen science
remote sensing
rangelands
Cherotich, Fredah
Galgallo, Diba
Dhulipala, Ram
Whitbread, Anthony M
Paliwal, Ambica
Integrating Earth Observation, Machine Learning and Citizen Science to Map Prosopis juliflora Invasion in Semi-Arid Rangelands of Kenya
title Integrating Earth Observation, Machine Learning and Citizen Science to Map Prosopis juliflora Invasion in Semi-Arid Rangelands of Kenya
title_full Integrating Earth Observation, Machine Learning and Citizen Science to Map Prosopis juliflora Invasion in Semi-Arid Rangelands of Kenya
title_fullStr Integrating Earth Observation, Machine Learning and Citizen Science to Map Prosopis juliflora Invasion in Semi-Arid Rangelands of Kenya
title_full_unstemmed Integrating Earth Observation, Machine Learning and Citizen Science to Map Prosopis juliflora Invasion in Semi-Arid Rangelands of Kenya
title_short Integrating Earth Observation, Machine Learning and Citizen Science to Map Prosopis juliflora Invasion in Semi-Arid Rangelands of Kenya
title_sort integrating earth observation machine learning and citizen science to map prosopis juliflora invasion in semi arid rangelands of kenya
topic invasive species
machine learning
citizen science
remote sensing
rangelands
url https://hdl.handle.net/10568/177711
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