Diesel drivers are being hammered with hundreds of pounds in extra costs simply to park outside of their homes, with Londoners being slapped with the heaviest charges. New research has found that owners of diesel vehicles are charged up to £250 more every year to park at home as local authorities move towards net zero goals. More than half of London councils have imposed strict air pollution surcharges in a bid to clamp down on harmful emissions, with diesel vehicles being one of the key contributors. Data from the PA news agency has found that residential on-street parking permits are more ex…