Mary Tiffen

More People, Less Erosion: Environmental Recovery in Kenya

Francis N. Gichuki, John Briggs, M. Mortimore, 1995 .

Malthus controverted: The role of capital and technology in growth and environment recovery in Kenya

M. Mortimore, Mary Tiffen, Michael Mortimore, 1994 .

Questioning desertification in dryland sub-Saharan Africa

M. Mortimore, Mary Tiffen, Michael Mortimore, 2002 .

Environment, Population Growth and Productivity in Kenya: A Case Study of Machakos District

M. Mortimore, Mary Tiffen, Michael Mortimore, 1992 .

More People, Less Erosion: Environmental Recovery in Kenya

Francis N. Gichuki, M. Mortimore, C. Toulmin, 1994 .

Transition in Sub-Saharan Africa: Agriculture, Urbanization and Income Growth

Mary Tiffen, M. Tiffen, 2003 .