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Vendors
cover their nose as they walk through smoke emanating from the Olusosun dump
site in Lagos, Nigeria's commercial capital
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Bolatito Joseph has
strong suspicions about what is causing her breathing problems and a mucus
build up: a building site near her home and noxious fumes from a rubbish dump
close to her church.
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In
Port Harcourt -- once dubbed "The Garden City" because of its palm
trees and green open spaces -- black soot has fallen from the sky for more than
a year
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