共 89 条
[21]
Elbow K. M., 1996, LEGISLATIVE REFORM T
[23]
Resilience: The emergence of a perspective for social-ecological systems analyses
[J].
GLOBAL ENVIRONMENTAL CHANGE-HUMAN AND POLICY DIMENSIONS,
2006, 16 (03)
:253-267
[25]
Gado B. A., 1996, CAHIERS AFRICAINS AF, V23/24, P120
[26]
Gonzalez P., 2007, CLIMATE CHANGE THRES
[27]
Recent trends in vegetation dynamics in the African Sahel and their relationship to climate
[J].
GLOBAL ENVIRONMENTAL CHANGE-HUMAN AND POLICY DIMENSIONS,
2005, 15 (04)
:394-404
[28]
Higgott Richard., 1980, REV AFR POLIT ECON, V7, P43
[30]
Horowitz M. M., 1987, Drought and hunger in Africa: denying famine a future, P59