Agarwal, B. (1992). The Gender and Environment Debate: Lessons from India. Feminist Studies 18(1): 119–158.

Andriesse, W., and Fresco, L. O. (1991). A characterization of rice-growing environments in West Africa. Agriculture, Ecosystems & Environment 33(4): 377–395.

Atran, S. (1993). Cognitive Foundations of Natural History: Towards an Anthropology of Science. Cambridge University Press, Cambridge.

Bailey, D. M. (1999). Sebakh, Sherds and Survey. The Journal of Egyptian Archaeology 85: 211–218.

Barad, K. (2007). Meeting the Universe Halfway: Quantum Physics and the Entanglement of Matter and Meaning. Duke University Press, Durham, NC.

Barrera-Bassols, N., and Zinck, J. A. (2003). Ethnopedology: a worldwide view on the soil knowledge of local people. Geoderma 111(3–4): 171–195.

Berlin, B. (1992). Ethnobiological classification: principles of categorization of plants and animals in traditional societies. Princeton University Press, Princeton.

Bernard, H. R. (2006). Research methods in anthropology: qualitative and quantitative approaches (4th, Editionth ed. Altamira Press, Oxford.

Biederman, L. A., and Harpole, W. S. (2013). Biochar and its effects on plant productivity and nutrient cycling: a meta-analysis. GCB Bioenergy 5(2): 202–214 doi:10.1111/gcbb.12037.

Birmingham, D. M. (2003). Local knowledge of soils: the case of contrast in Côte d’Ivoire. Geoderma 111: 481–502.

Bledsoe, C. (1984). The political use of Sande ideology and symbolism. American Ethnologist 11(3): 455–472.

D’Andrea, A. C., Logan, A. L., and Watson, D. J. (2006). Oil palm and prehistoric subsistence in tropical West Africa. Journal of African Archaeology 4(2): 195–222.

Elmhirst, R., and Resurreccion, B. (2008). Gender, environment and natural resource management: new directions, new debates. In Elmhirst, R., and Resurreccion, B. (eds.), Gender and natural resource management: livelihoods, mobility and interventions. Earthscan, London, pp. 3–22.

Fairhead, J., and Leach, M. (1996). Misreading the African Landscape: Society and Ecology in a Forest-Savanna Mosaic. Cambridge University Press, Cambridge.

Fairhead, J., Geysbeek, T., Holsoe, S. E., and Leach, M. (2003). African-American Exploration in West Africa: Four Nineteenth-Century Diaries. Indiana University Press, Bloomington, IN.

Fairhead, J., Leach, M., and Amanor, K. (2012). Anthropogenic dark earths and Africa: A political agronomy of research disjunctures. In Sumberg, J., and Thompson, J. (eds.), Contested Agronomy: Agricultural Research in a Changing World. Routledge, London.

Ferme, M. (2001). The Underneath of Things: Violence, history and the everyday in Sierra Leone. Berkeley University of California Press

Forsyth, T. (2003). Critical Political Ecology. Routledge, London.

Green, C., Joekes, S., and Leach, M. (1998). Questionable links: approaches to gender in environmental research and policy. In Jackson, C., and Pearson, R. (eds.), Feminist visions of development: gender analysis and policy. Routledge, London, pp. 259–283.

Hartley, C. W. S. (1977). The Oil Palm (Elaeis guineensis Jacq.). Longman, London.

Hawkins, R., and Ojeda, D. (2011). Gender and environment: critical tradition and new challenges. Environment and Planning D: Society and Space 29: 237–253.

Hovorka, A. (2006). The No. 1 Ladies’ Poultry Farm: A Feminist Political Ecology of Urban Agriculture in Botswana. Gender, Place and Culture 13(3): 207–255.

Ingold, T. (1993). The temporality of the landscape. World Archaeology 25(2): 152–174.

Irvine, F. R. (1969). West African Crops, 3rd ed. Oxford University Press, London.

Jones, A. (1983). From Slaves to Palm Kernels: A History of the Galinhas Country (West Africa), 1730–1890. Köppe, Frankfurt.

Jones, C. G., Lawton, J. H., and Shachak, M. (1994). Organisms as ecosystem engineers. Oikos 69: 373–386.

Leach, M. (1994). Rainforest Relations: Gender and Resource use among the Mende of Gola, Sierra Leone. Edinburgh University Press, Edinburgh.

Leach, M., and Fairhead, J. (1995). Ruined settlements and new gardens: gender and soil ripening among Kuranko farmers in the forest-savanna transition zone. IDS Bulletin 26(1): 24–32.

Leach, M., Scoones, I., and Stirling, A. (2010). Dynamic Sustainabilities: Technology, environment, social justice. Earthscan, London.

Lee, J. (2012). Smallholder agricultural carbon projects in Ghana: Benefits, barriers, and institutional arrangements. CCAFS Working Paper no.30, CGIAR Research Program on Climate Change, Agriculture and Food Security (CCAFS). Copenhagen, Denmark. Available online at: www.ccafs.cgiar.org.

Lehmann, J., and Joseph, S. (eds.) (2009). Biochar for environmental management: science and technology. Earthscan, London.

Leopold, R.S. (1991). Prescriptive Alliance and Ritual Collaboration in Loma Society. (Unpublished PhD Dissertation), Indiana University, Bloomington.

Logan, A. L., and D’Andrea, A. C. (2012). Oil palm, arboriculture, and changing subsistence practices during Kintampo times (3600–3200 bp, Ghana). Quaternary International 249: 63–71.

McCormack, S. A., Ostle, N., Bardgett, R. D., Hopkins, D. W., and Vanbergen, A. J. (2013). Biochar in bioenergy cropping systems: impacts on soil faunal communities and linked ecosystem processes. GCB Bioenergy 5(2): 81–95 doi:10.1111/gcbb.12046.

Mies, M., and Shiva, V. (1993). Ecofeminism. Zed Books, London.

Nightingale, A. (2006). The nature of gender: work, gender, and environment. Environment and Planning D: Society and Space 24: 165–185.

Peet, R., and Watts, M. (2004). Liberation Ecologies: Environment, Development, Social Movements. Routledge, New York.

Richards, P. (1985). Indigenous Agricultural Revolution: Ecology and Food Production in West Africa. Hutchinson & Co., London.

Rocheleau, D., Thomas-Slayter, B., and Wangari, E. (1996). Feminist Political Ecology: Global Perspectives and Local Experiences. Routledge, London.

Schmidt, M. (2013). Amazonian Dark Earths: pathways to sustainable development in tropical rainforests? Boletim do Museu Paraense Emílio Goeldi. Ciências Humanas 8: 11–38.

Schroeder, R. A. (1999). Shady practices: agroforestry and gender politics in The Gambia. University of California Press, Berkeley, CA.

Schulz, H., Dunst, G. and Glaser, B. (2013). Positive effects of composted biochar on plant growth and soil fertility. Agronomy for Sustainable Development, 1–11. doi: 10.1007/s13593-013-0150-0

Scoones, I. (1999). New ecology and the social sciences: What prospects for a fruitful engagement? Annual Review of Anthropology 28: 479–507.

Shiva, V. (1989). Staying Alive. Zed Press, London.

Sillitoe, P. (ed.) (2007). Local Science vs. Global Science: Approaches to indigenous knowledge in international development. Bergahn Books, New York.

Solomon, D., Lehmann, J., Fraser, J.A., Leach, M., Amanor, K., Frausin, V., Kristiansen, S., Millimouno, D., Fairhead, J. (n.d.). Indigenous African soil enrichment as climate-smart sustainable agriculture alternative. Manuscript.

Sparrevik, M., Field, J. L., Martinsen, V., Breedveld, G. D., and Cornelissen, G. (2012). Life Cycle Assessment to Evaluate the Environmental Impact of Biochar Implementation in Conservation Agriculture in Zambia. Environmental Science & Technology doi:10.1021/es302720k.

Sultana, F. (2009). Fluid lives: subjectivities, gender and water in rural Bangladesh. Gender, Place and Culture 16: 427–444.

Sutrop, U. (2001). List task and a cognitive salience index. Field Methods 13(3): 263–276.

Thomas-Slayter, B., and Rocheleau, D. (1995). Gender, Environment and Development in Kenya: Perspectives from the Grassroots. Lynn Rienner, Boulder.

Vayda, A. P., and Walters, B. B. (1999). Against political ecology. Human Ecology 27: 167–179.

Walker, P. (2005). Political ecology: where is the ecology? Progress in Human Geography 29(1): 73–82.

Whitman, T., Nicholson, C. F., Torres, D., and Lehmann, J. (2011). Climate Change Impact of Biochar Cook Stoves in Western Kenyan Farm Households: System Dynamics Model Analysis. Environmental Science & Technology 45(8): 3687–3694 doi:10.1021/es103301k.