barbara hoffman is an environmental epidemiologist whose evaluated studies on air pollution involving tens of thousands of participants. their findings a surprising. they're out of our lives it's not really tricky of course it's the drivers who are sitting in a cabin that are exposed to the highest levels of fire upon is all that and when riding a bicycle even if you can only distance yourself from heavy traffic by a few meters or take a road parallel to the main road the exposure is already significantly lower beutler. 65 cities in germany regularly exceed limits cannot trigger an upside emissions produced by diesel vehicles the values are particularly high in munich stuttgart and cologne. environment commission a common avella to germany and 5 other countries to court. some of the pm complains to be. in 2000. and 5 and no 2 complains for to be in 2010 so i think we've waited a long time and we cannot possibly wait and all and the longer we cannot have plans . which are telling us that might be sometime even after 2027 after 2025 times so these were the main reasons. the most effecti