r16.
For a summary and sources on the Orangi Project, see Paul Ekins (1992), A New World Order, pp 188–191; also Fred Pearce, “Squatters Take Control: What Started with a Scheme for Building Sewers Has Grown into an All-embracing Philosophy”, New Scientist, 1 June 1996. The comparisons are with another Karachi community which had not taken charge in its own locality.