Colonial-era settlements and post-colonial legacies have increased the loss of montane forests in the central highlands of Kenya

  • Malhi, Y., Gardner, T. A., Goldsmith, G. R., Silman, M. R. & Zelazowski, P. Tropical forests in the anthropocene. Annu. Rev. Environ. Resour. 39, 125–159 (2014).


    Google Scholar
     

  • Roberts, P. et al. Mapping our reliance on the tropics can reveal the roots of the Anthropocene. Nat. Ecol. Evol. 7, 632–636 (2023).


    Google Scholar
     

  • Steffen, W., Broadgate, W., Deutsch, L., Gaffney, O. & Ludwig, C. The trajectory of the anthropocene: the great acceleration. Anthr. Rev. 2, 81–98 (2015).


    Google Scholar
     

  • Bruijnzeel, L. A., Mulligan, M. & Scatena, F. N. Hydrometeorology of tropical montane cloud forests: emerging patterns. Hydrol. Process. 25, 465–498 (2011).


    Google Scholar
     

  • Bubb, P., May, I., Miles, L. & Sayer, J. Cloud Forest Agenda (UNEP/Earthprint, 2004).

  • Kappelle, M. TROPICAL FORESTS | Tropical Montane Forests. in Encyclopedia of Forest Sciences 1782–1792. https://doi.org/10.1016/B0-12-145160-7/00175-7 (Elsevier, 2004).

  • Jankowski, J. E., Kyle, K. O., Gasner, M. R., Ciecka, A. L. & Rabenold, K. N. Response of avian communities to edges of tropical montane forests: implications for the future of endemic habitat specialists. Glob. Ecol. Conserv. 30, e01776 (2021).


    Google Scholar
     

  • Lamoreux, J. F. et al. Global tests of biodiversity concordance and the importance of endemism. Nature 440, 212–214 (2006).


    Google Scholar
     

  • Myers, N., Mittermeier, R. A., Mittermeier, C. G., da Fonseca, G. A. B. & Kent, J. Biodiversity hotspots for conservation priorities. Nature 403, 853–858 (2000).


    Google Scholar
     

  • Souza, C. R. et al. Carbon stock and uptake in the high-elevation tropical montane forests of the threatened Atlantic Forest hotspot: ecosystem function and effects of elevation variation. Sci. Total Environ. 882, 163503 (2023).


    Google Scholar
     

  • Salinas, N. et al. Tropical montane forests in a changing environment. Front. Plant Sci. 12, 712748 (2021).

  • Abera, T. A. et al. Deforestation amplifies climate change effects on warming and cloud level rise in African montane forests. Nat. Commun. 15, 6992 (2024).

  • FAO. Mountain Forests in a Changing World: realizing values, addressing challenges; [International Year of Forests 2011]. (FAO, Rome, 2011).

  • Ray, D. K. 5.05 – Tropical Montane Cloud Forests. in Climate Vulnerability (ed. Pielke, R. A.) 79–85. https://doi.org/10.1016/B978-0-12-384703-4.00519-0 (Academic Press, 2013).

  • Myers, N. Environmental Services of Biodiversity. Proc. Natl. Acad. Sci. USA 93, 2764–2769 (1996).


    Google Scholar
     

  • Abril, A., Barttfeld, P. & Bucher, E. H. The effect of fire and overgrazing disturbes on soil carbon balance in the Dry Chaco forest. For. Ecol. Manag. 206, 399–405 (2005).


    Google Scholar
     

  • Bengtsson, J., Nilsson, S. G., Franc, A. & Menozzi, P. Biodiversity, disturbances, ecosystem function and management of European forests. For. Ecol. Manag. 132, 39–50 (2000).


    Google Scholar
     

  • Giday, K., Humnessa, B., Muys, B., Taheri, F. & Azadi, H. Effects of livestock grazing on key vegetation attributes of a remnant forest reserve: the case of Desa’a Forest in northern Ethiopia. Glob. Ecol. Conserv. 14, e00395 (2018).


    Google Scholar
     

  • Johansson, M. U., Abebe, F. B., Nemomissa, S., Bekele, T. & Hylander, K. Ecosystem restoration in fire-managed savanna woodlands: effects on biodiversity, local livelihoods and fire intensity. Ambio 50, 190–202 (2021).


    Google Scholar
     

  • Kerns, B. K. & Day, M. A. Long-term frequent fire and cattle grazing alter dry forest understory vegetation. Ecol. Appl. 34, e2972 (2024).


    Google Scholar
     

  • Aleman, J. C., Jarzyna, M. A. & Staver, A. C. Forest extent and deforestation in tropical Africa since 1900. Nat. Ecol. Evol. 2, 26–33 (2018).


    Google Scholar
     

  • Hall, J., Burgess, N. D., Lovett, J., Mbilinyi, B. & Gereau, R. E. Conservation implications of deforestation across an elevational gradient in the Eastern Arc Mountains, Tanzania. Biol. Conserv. 142, 2510–2521 (2009).


    Google Scholar
     

  • Willcock, S. et al. Land cover change and carbon emissions over 100 years in an African biodiversity hotspot. Glob. Change Biol. 22, 2787–2800 (2016).


    Google Scholar
     

  • Wass, P. Kenya’s Indigenous Forests Status, Management and Conservation. IUCN, Gland, Switzerland, and Cambridge, UK. 205 (1995).

  • Benhin, J. K. A. Agriculture and deforestation in the tropics: a critical theoretical and empirical review. Ambio 35, 9–16 (2006).


    Google Scholar
     

  • Hamilton, R. et al. Non-uniform tropical forest responses to the ‘Columbian Exchange’ in the Neotropics and Asia-Pacific. Nat. Ecol. Evol. 5, 1174–1184 (2021).


    Google Scholar
     

  • Marchand, S. The colonial origins of deforestation: an institutional analysis. Environ. Dev. Econ. 21, 318–349 (2016).


    Google Scholar
     

  • Troup, R. S. Report on Forestry in Kenya Colony (Creative Media Partners, 1922).

  • Churchill, W. (1874–1865). My African Journey;1908. Hodder and Stoughton. National Sporting Library & Museum Middleburg, VA. 226 (1908).

  • Findley, D. M., Hudson, M. J. & Schottenhammer, A. Dispersal, adoption, rejection: the columbian exchange and the West Pacific. Int. J. Hist. Archaeol. 29, 1–13 (2025).


    Google Scholar
     

  • Boahen, A. General History of Africa, VII: Africa under Colonial Domination, 1880-1935 – UNESCO Digital Library. vol. 2 (University of California Press, 1985).

  • Otieno, A. O. Forest Politics in Colonial and Postcolonial Kenya, 1940-1990s. PhD dissertation, Northwestern University. 239 https://doi.org/10.21985/N2SF04 (2008).

  • Domínguez, L. & Luoma, C. Decolonising conservation policy: how colonial land and conservation ideologies persist and perpetuate indigenous injustices at the expense of the environment. Land 9, 65 (2020).


    Google Scholar
     

  • Koch, A., Brierley, C., Maslin, M. M. & Lewis, S. L. Earth system impacts of the European arrival and Great Dying in the Americas after 1492. Quat. Sci. Rev. 207, 13–36 (2019).


    Google Scholar
     

  • Waites, B. Europe and the Third World. in Europe and the Wider World (Routledge, 1995).

  • Langdale-Brown, I. The Vegetation of Uganda (Excluding Karamoja) (Kawanda Research Station, 1960).

  • Hamilton, A. Deforestation in Uganda. Oxford University Press East and Central Africa. ISBN 0195725476. 93 (1987).

  • Vieilledent, G. et al. Combining global tree cover loss data with historical national forest cover maps to look at six decades of deforestation and forest fragmentation in Madagascar. Biol. Conserv. 222, 189–197 (2018).


    Google Scholar
     

  • Castro, A. P. Indigenous Kikuyu Agroforestry: a case study of Kirinyaga, Kenya. Hum. Ecol. 19, 1–18 (1991).


    Google Scholar
     

  • Coray, M. S. The Kenya Land Commission and the Kikuyu of Kiambu. Agric. Hist. 52, 179–193 (1978).


    Google Scholar
     

  • Klopp, J. M. Deforestation and democratization: patronage, politics and forests in Kenya. J. East. Afr. Stud. 6, 351–370 (2012).


    Google Scholar
     

  • Logie, J. P. W. & Dyson, W. G. Forestry in Kenya: A Historical Account of the Development of Forest Management in the Colony (Colony and Protectorate of Kenya, 1962).

  • Amano, N., Bankoff, G., Findley, D. M., Barretto-Tesoro, G. & Roberts, P. Archaeological and historical insights into the ecological impacts of pre-colonial and colonial introductions into the Philippine Archipelago. Holocene 31, 313–330 (2021).


    Google Scholar
     

  • Cook, D. E. Anthropogenic environmental change on the frontiers of European colonisation in Australia, A.D. 1788–1840. A reply to comments in Woodward (2020). Geomorphology 373, 107234 (2021).


    Google Scholar
     

  • Wallman, D., Wells, E. C. & Rivera-Collazo, I. C. The environmental legacies of colonialism in the northern neotropics: introduction to the special issue. Environ. Archaeol. 23, 1–3 (2018).


    Google Scholar
     

  • Findley, D. M. et al. Land use change in a pericolonial society: intensification and diversification in Ifugao, Philippines between 1570 and 1800 CE. Front. Earth Sci. 10, 680926 (2022).

  • Stokes, F. J. et al. Tropical deforestation and Indigenous resistance over the longue durée in South America. J. Glob. Hist. 20, 121–142 (2025).


    Google Scholar
     

  • Coetzee, J. A. Phytogeographical aspects of the montane forests of the chain of mountains on the Eastern Side of Africa. Erdwiss Forsch 11, 482–494 (1978).


    Google Scholar
     

  • Hamilton, A. C. & Perrott, R. A. A study of altitudinal zonation in the Montane forest belt of Mt. Elgon, Kenya/Uganda. Vegetatio 45, 107–125 (1981).


    Google Scholar
     

  • Hedberg, O. Evolution and speciation in a tropical high mountain flora. Biol. J. Linn. Soc. 1, 135–148 (1969).


    Google Scholar
     

  • Morgan, W. T. W. The ‘White Highlands’ of Kenya. Geogr. J. 129, 140–155 (1963).


    Google Scholar
     

  • Shaffer, N. M. Land Resettlement in Kenya. Yearb. Assoc. Pac. Coast Geogr. 29, 121–139 (1967).


    Google Scholar
     

  • Koppen, W. The Climates of the Earth: Outline of Climatology. De Gruyter. ISBN 9783111125107. 404 (1923).

  • IUCN & UNEP-WCMC. World Heritage Datasheet-Mount Kenya National Park / Natural Forest. UNESCO World heritage Centre. (2012). https://worldheritageoutlook.iucn.org/explore-sites/mount-kenya-national-parknatural-forest. accessed 16/03/2025.

  • Belshaw, D. G. R. Agricultural settlement schemes on the Kenya highlands. EAST Afr. Geogr. Rev. (1964).

  • Leo, C. The Failure of the ‘Progressive Farmer’ in Kenya’s Million-Acre Settlement Scheme. J. Mod. Afr. Stud. 16, 619–638 (1978).


    Google Scholar
     

  • Government of Kenya. Forest department Annual Report. Kenya National Archives,Central Government Library. K.634.9.FOR. 34 (1964).

  • Government of Kenya. Forest department Annual Report. Kenya National Archives,Central Government Library. K.634.9.FOR.38 (1974).

  • Achard, F. et al. Determination of tropical deforestation rates and related carbon losses from 1990 to 2010. Glob. Change Biol. 20, 2540–2554 (2014).


    Google Scholar
     

  • FAO. State of the Worlds Forests. United Nations, Rome, Italy. ISBN 92-5-104590-9. 179 (2001).

  • FAO. Global Forest Resources Assessment. 2015, Desk Reference. (2015).

  • FAO. Global Forest Resource Assessment 2020-Key findings. Rome. www.fao.orghttps://doi.org/10.4060/ca8753en (2020).

  • Kim, D.-H., Sexton, J. O. & Townshend, J. R. Accelerated deforestation in the humid tropics from the 1990s to the 2000s. Geophys. Res. Lett. 42, 3495–3501 (2015).


    Google Scholar
     

  • King, S. et al. Experimental Ecosystem Accounts for Uganda. https://doi.org/10.13140/RG.2.2.34640.51201 (2017).

  • Mayaux, P. et al. Tropical forest cover change in the 1990s and options for future monitoring. Philos. Trans. R. Soc. B Biol. Sci. 360, 373–384 (2005).


    Google Scholar
     

  • Bourgoin, C. et al. Human degradation of tropical moist forests is greater than previously estimated. Nature 631, 570–576 (2024).


    Google Scholar
     

  • Curtis, P. G., Slay, C. M., Harris, N. L., Tyukavina, A. & Hansen, M. C. Classifying drivers of global forest loss. Science 361, 1108–1111 (2018).


    Google Scholar
     

  • Van Gemerden, B. S., Olff, H., Parren, M. P. E. & Bongers, F. The pristine rain forest? Remnants of historical human impacts on current tree species composition and diversity. J. Biogeogr. 30, 1381–1390 (2003).


    Google Scholar
     

  • Larcom, S., van Gevelt, T. & Zabala, A. Precolonial institutions and deforestation in Africa. Land Use Policy 51, 150–161 (2016).


    Google Scholar
     

  • Crawshay, R. Kikuyu: notes on the Country, People, Fauna, and Flora. Geogr. J. 20, 24 (1902).


    Google Scholar
     

  • Dundas, K. R. 76. Notes on the Origin and History of the Kikuyu and Dorobo Tribes. Man 8, 136–139 (1908).


    Google Scholar
     

  • Thomson, J. Through Masai Land: A Journey of Exploration Among the Snowclad Volcanic Mountains and Strange Tribes of Eastern Equatorial Africa. (Low, Marston, Searle, & Rivington, 1887).

  • Mackinder, H. J. A Journey to the Summit of Mount Kenya, British East Africa. Geogr. J. 15, 453–476 (1900).


    Google Scholar
     

  • Castro, A. P. Sacred groves and social change in Kirinyaga, Kenya. in Social Change And Applied Anthropology (Routledge, 1990).

  • Leakey, A. D. B. Southern Kikuyu before 1903. Academic Press London, New York, San Francisco. ISBN-10. 0124399029. 1369 (1977).

  • Lonsdale, J. & Berman, B. Coping with the contradictions: the development of the colonial state in Kenya, 1895-1914. J. Afr. Hist. 20, 487–505 (1979).


    Google Scholar
     

  • Fanstone, B. P. The pursuit of the ‘good forest’ in Kenya, c.1890-1963: the history of the contested development of state forestry within a colonial settler state. PhD Dissertation, University of Stirling. 302 (2016).

  • Leckie, W. G. The Growing of Wattle and Production of Wattle Bark in Kenya (Government Printer, 1932).

  • Maxon, R. M. Where Did the Trees Go? The Wattle Bark Industry in Western Kenya, 1932-1950. Int. J. Afr. Hist. Stud. 34, 565–584 (2001).


    Google Scholar
     

  • Wolff, R. D. Economic aspects of british colonialism in Kenya, 1895 to 1930. J. Econ. Hist. 30, 273–277 (1970).


    Google Scholar
     

  • Kilson, M. L. Land and the Kikuyu: a study of the relationship between land and Kikuyu political movements. J. Negro Hist. 40, 103–153 (1955).


    Google Scholar
     

  • Hutchins, D. E. Report on the Forests of British East Africa. Printed for His Majesty’s Stationery Office by Darling and Son Ltd. London. 168 (1909).

  • Neumann, A. H., Sharpe, E. M. B. L. of L. collected by M. A. H. N., & Russell E. Train Africana Collection (Smithsonian Libraries) DSI. Elephant-Hunting in East Equatorial Africa: Being an Account of Three Years’ Ivory-Hunting under Mount Kenia and among the Ndorobo Savages of the Lorogi Mountains, Including a Trip to the North of Lake Rudolph. (London, 1898).

  • Ofcansky, T. P. Kenya forestry under british colonial administration, 1895-1963. J. For. Hist. 28, 136–143 (1984).


    Google Scholar
     

  • Routledge, W. S. & Routledge, K. P. With a Prehistoric People, the Akikuyu of British East Africa, Being Some Account of the Method of Life and Mode of Thought Found Existent amongst a Nation on Its First Contact with European Civilisation. (London, 1910).

  • Jones, N. S. C. The Decolonization of the White Highlands of Kenya. Geogr. J. 131, 186–201 (1965).


    Google Scholar
     

  • Boone, C., Lukalo, F. & Joireman, S. F. Promised land: settlement schemes in Kenya, 1962 to 2016. Polit. Geogr. 89, 102393 (2021).


    Google Scholar
     

  • Government of Kenya. Agricultural Policy 2021. Food: Our Wealth and Security. 67 chrome-extension://efaidnbmnnnibpcajpcglclefindmkaj/ https://kilimo.go.ke/wp-content/uploads/2024/10/Agricultural-Policy-2021.pdf (2021).

  • Government of Kenya. Report of the Commission of Inquiry into the Illegal/Irregular Allocation of Public Land. 244 https://kenyalaw.org/kl/fileadmin/CommissionReports/A_Report_of_the_Land_Commission_of_Inquiry_into_the_Illegal_or_Irregular_Allocation_of_Land_2004.pdf (2004).

  • Southall, R. The Ndungu report: land & graft in Kenya. Rev. Afr. Polit. Econ. 32, 142–151 (2005).


    Google Scholar
     

  • Oduol, P. A. The Shamba system: an indigenous system of food production from forest areas in Kenya. Agrofor. Syst. 4, 365–373 (1986).


    Google Scholar
     

  • Kagombe, J. & Gitonga, J. Plantation establishment in Kenya: The Shamba System Case Study. Forest Department, Kenya Forest Research Institute. 29 (2005).

  • Mihaylova, I. Perpetuating the malign legacy of colonialism? Traditional chiefs’ power and deforestation in Sierra Leone. World Dev. 164, 106176 (2023).


    Google Scholar
     

  • Kairu, A., Mbeche, R., Kotut, K. & Kairo, J. From centralization to decentralization: evolution of forest policies and their implications on mangrove management in Kenya. For. Policy Econ. 168, 103290 (2024).


    Google Scholar
     

  • Capistrano, D. Forest Governance and Decentralization in Africa: Issues and Emerging Trends. in Governing Africa’s Forests in a Globalized World (Routledge, 2009).

  • Ribot, J. C., Lund, J. F. & Treue, T. Democratic decentralization in sub-Saharan Africa: its contribution to forest management, livelihoods, and enfranchisement. Environ. Conserv. 37, 35–44 (2010).


    Google Scholar
     

  • Gregory, J. W. Contributions to the physical geography of British East Africa. Geogr. J. 4, 505–514 (1894).


    Google Scholar
     

  • Heller, E. & Heller, E. Loose Field Notes and Miscellaneous Data, Smithsonian Africa Expedition, 1909−1910. 1–43 (1909).

  • Heller, E. Typewritten Copy of Edmund Heller’s Journal of the Expedition. Smithsonian Institute Archives-MODSI2649. 105 (1911).

  • Granvik, H. Contributions to the Knowledge of the East African Ornithology. Birds Collected by the Swedish Mount Elgon Expedition 1920. PhD dissertation, University of Lund. 326 (1923).

  • Dale, I. R. The Forest Types of Mount Elgon. J. East Afr. Nat. Hist. Soc. 15, 10 (1940).

  • Lukalo, F. & Odari, S. Exploring the Status of Settlement Schemes in Kenya. National Land Commission Issue No. 3 (Nairobi, Kenya, 2016).

  • E. R. O. and S. (EROS) C. Landsat 1-5 Multispectral scanner Level-1, Collection 2. https://doi.org/10.5066/P9AF14YV (2020).

  • E. R. O. and S. (EROS) C. Landsat 7 Enhanced Thematic Mapper Plus Level-2, Collection 2. U.S. Geological Survey https://doi.org/10.5066/P9C7I13B (2020).

  • E. R. O. and S. (EROS) C. Landsat 8-9 Operational Land Imager / Thermal Infrared Sensor Level-2, Collection 2. U.S. Geological Survey https://doi.org/10.5066/P9OGBGM6. (2020).

  • Congedo, L. Semi-Automatic Classification Plugin Documentation. Release 6.0.1.1. https://doi.org/10.13140/RG.2.2.29474.02242/1 (2016).

  • Di Gregorio, A. & Jansen, L. J. M. Land Cover Classification System: Classification Concepts and User Manual. (FAO, 2000).

  • Richards, J. A. Supervised Classification Techniques. in Remote Sensing Digital Image Analysis (ed. Richards, J. A.) 263–367. https://doi.org/10.1007/978-3-030-82327-6_8 (Springer International Publishing, Cham, 2022).

  • Leave a Reply

    Your email address will not be published. Required fields are marked *