Contributor(s): Babatunde Fashola | Lagos is one the fastest growing cities in Africa, and the seventh fastest growing city in the world. Governor Babatunde Fashola discusses how his administration is managing rapid urbanization and growth of this 17.5 million city, the engine of Nigeria's economy. Central to his strategy is the view that cities must pursue a bottom-up approach to solve the environmental and social challenges of the contemporary city. Babatunde Fashola is the youngest Governor of Lagos State in the History of Nigeria and a lawyer by profession.