John R. Bryson Professor of Enterprise and Economic Geography University of Birmingham On Monday 8 April 2019, London’s Ultra-Low Emission Zone (ULEZ) was activated to cover central London. From 25 October 2021, this will be extended to the area within the North and South Circular Roads. Currently, any petrol or diesel vehicle driven within central … Continue reading “The Invisible Killer and London’s Ultra-Low Emission Zone: Too little and too late?”