Environmental Engineering Reference
In-Depth Information
Shorter, A. (1974),
East African Societies
, London: Routledge and Kegan Paul.
Smith, C.D. (2001),
Ecology, Civil Society and the Informal Economy in North West Tanzania
,
Aldershot: Ashgate.
Snyman, H.A. and H.J. Fouche (1993), 'Estimating seasonal herbage production of a semi-
arid grassland based on veld condition, rainfall and evapotranspiration',
African Journal
of Range & Forage Science
,
10
(1), 21-4.
Stanhill, G. and S. Cohen (2001), 'Global dimming: A review of the evidence for a wide-
spread and signii cant reduction in global radiation with discussion of its probable causes
and possible agricultural consequences',
Agricultural and Forest Meteorology
,
107
(4),
255-78.
Stocking, M. (1996), 'Soil erosion: Breaking new ground', in M. Leach and R. Mearns (eds),
The Lie of the Land: Challenging Received Wisdom on the African Environment
, Oxford,
UK: The International African Institute in association with James Currey, pp. 140-54.
Stott, P. and S. Sullivan (2000), 'Introduction', in P. Stott and S. Sullivan (eds),
Political
Ecology: Science, Myth and Power
, London: Arnold, pp. 1-15.
Sullivan, S. and R. Rohde (2002), 'On non-equilibrium in arid and semi-arid grazing
systems',
Journal of Biogeography
,
29
(2), 1595-1618.
Trapnell, C.G. and I. Langdale-Brown (1972), 'Natural vegetation', in W.T.W. Morgan (ed.),
East Africa: Its Peoples and Resources
, Nairobi: Oxford University Press, pp. 127-40.
Van Keulen, H. and N.G. Seligman (1992), 'Moisture, nutrient availability and plant pro-
duction in the semi-arid region', in T. Alberda, H. Van Keulen, N.G. Seligman and C.T.
de Wit (eds),
Food from Dry Lands: An Integrated Approach to Planning of Agricultural
Development
, Dordrecht: Kluwer Academic Publishers, pp. 25-81.
Walter, A. (1939), 'A note on the seasonal rains in East Africa and their causation',
Tanganyika Notes and Records
, No. 8, 21-6.
Warren, A. (1995), 'Changing understandings of African pastoralism and the nature of
environmental paradigms',
Transactions of the Institute of British Geographers
,
20
(2),
193-203.
WCED (1987),
Our Common Future
, Oxford, UK: Oxford University Press.
Wenner, C.G. (1983), 'Soil conservation in Tanzania: The HADO project in Dodoma
Region', a report on a visit in April-May 1983, Dar es Salaam, SIDA.
White, F. (1983),
The Vegetation of Africa: A Descriptive Memoir to Accompany the
UNESCO/AETFAT/UNSO Vegetation Map of Africa
, Paris: UNESCO.
