Cheating by car makers, tampering by owners: crucial car pollution control is being sabotaged
By Robin Smit, Adjunct Professor of Transport, University of Technology Sydney
Alberto Ayala, Adjunct Professor of Mechanical Engineering, West Virginia University
An estimated 1.5 billion petrol, diesel and LPG cars are on the world’s roads – and will be for decades. Ensuring they run cleanly is vital.
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Thursday, June 12, 2025