| Tectonic evolution of the northern Kenyan Rift CK Morley, WA Wescott, DM Stone, RM Harper, ST Wigger, FM Karanja Journal of the Geological Society 149 (3), 333-348, 1992 | 296 | 1992 |
| Economic aspects of community involvement in sustainable forest management in Eastern and Southern Africa H Mogaka IUCN, 2001 | 152 | 2001 |
| AAPG studies in geology# 44, Chapter 2: geology and geophysics of the Western Turkana Basins, Kenya CK Morley, FM Karanja, WA Wescott, DM Stone, RM Harper, ST Wigger, ... AAPG Special Volumes, 1999 | 112 | 1999 |
| The proto-Indian Ocean and a probable Paleozoic/Mesozoic triradial rift system in East Africa RT Cannon, WMNS Siambi, FM Karanja Earth and Planetary Science Letters 52 (2), 419-426, 1981 | 73 | 1981 |
| A preliminary Economic Assessment of water Resources of Pangani River Basin, Tanzania J Turpie, Y Ngaga, F Karanja Economic Value, Incentives for Sustainable Use and Mechanisms for financing …, 2003 | 39 | 2003 |
| Catchment ecosystems and downstream water: the value of water resources in the Pangani Basin, Tanzania J Turpie, YM Ngaga, F Karanja | 32* | 2005 |
| Equity in the Loita/Purko Naimina Enkiyio forest in Kenya: Securing Maasai rights to and responsibilities for the forest F Karanja, Y Tessema, EGC Barrow IUCN, 2002 | 30 | 2002 |
| Geology of the “Turkana grits” in the Lariu Range and Mt. Porr areas, southern Lake Turkana, northwestern Kenya WA Wescott, CK Morley, FM Karanja Journal of African Earth Sciences (and the Middle East) 16 (4), 425-435, 1993 | 23 | 1993 |
| Assessment of Ecological Status and Socio-Economic Dynamics of Upper EwasoNg'iro Basin Wetlands T Thenya, N Kahiu, F Karanja, D Onjwang, C Ouko, G Wambugu, ... Centre for Training and Integrated Research in ASAL Development (CETRAD), 2011 | 15 | 2011 |
| Environment, Poverty and Economic Growth in Kenya: What are the links and why do they matter L Emerton, F Karanja, S Gichere Nairobi: IUCN-The World Conservation Union, Eastern Africa Regional Office, 2001 | 15 | 2001 |
| Valuation of forest resources in East Africa L Emerton, F Karanja IUCN: International Union for Conservation of Nature, 2001 | 14 | 2001 |
| Dairy productivity growth, efficiency change and technological progress in Victoria F Karanja, D Gilmour, I Fraser | 13 | 2012 |
| Economic valuation of ecosystem services from environmental flow provision in the Gwydir catchment, north-western NSW, Australia F Karanja, N Reid, O Cacho IAIA08 Conference Proceedings, 1-6, 2008 | 12 | 2008 |
| Land use planning challenges and tools—tradeable development rights: design considerations F Karanja, I Rama | 11 | 2011 |
| Accounting for carbon sequestration and its implications for land-use change and forestry projects. O Cacho, R Hean, F Karanja CABI Reviews, 1-17, 2009 | 10 | 2009 |
| Catchment ecosystems and downstream water: the value of water resources in the Pangani Basin J Turpie, Y Ngaga, F Karanja Tanzania, IUC–World Conservation Union), Ecosystems and Livelihoods Group …, 2005 | 9 | 2005 |
| Tectonic controls on the development of Rift-Basin Lakes and their sedimentary character: examples from the East African rift system WA Wescott, CK Morley, FM Karanja Limnology, climatology and paleoclimatology of the East African Lakes, 3-21, 2019 | 8 | 2019 |
| Mapping and Characterizing Water Points in Mbeti South Location, Mbeere District Z Kinuthia, D Warui, F Karqanja IEA: Institute of Economic Affairs, 2009 | 8 | 2009 |
| Assessment of the Economic Value of Pallisa District Wetlands F Karanja, L Emerton, J Mafumbo, W Kakuru Kampala, Uganda, 2001 | 8 | 2001 |
| Tectonic evolution of the northern Kenya Rift: Journal of the Geological Society of London, v. 149 CK Morley, WA Wescott, DM Stone, RM Harper, ST Wigger, FM Karanja | 8 | 1992 |
