The World Bank's approach to slum improvement in the 1970s

      What was the World Bank's approach to slum improvement in the 1970s? Was the "self-help" program a success? Why or why not? who are responsible for slum evictions and displacements and why do they occur? Are there any local examples of similar displacements? How does the unchecked proliferation slums lead to the destruction of environmental support systems crucial to the sustainability of Third World cities? Provide specific examples