I want to write to Baroness Valentine
Baroness Valentine: ...by 8% and particulate matter from diesels by 15%. It is self-evident that idling engines in traffic jams are not a recipe for clean air. So, ironically, as was alluded to earlier, while encouraging cycling helps, putting a cycle lane down the Embankment, which causes serious congestion, both adds to the pollution and pollutes the cyclists. A better-conceived cross-London cycle lane would...