in the past, the uk established voluntary car-free zones, but it may have to legally enforce the boundaries through to comply with eu law. https://drbryanpwalsh.com/Wheatcroft-daughter-of-Bordelon-from-Perros?Sprolesbr=191 .

even though the uk is leaving the eu through brexit, the government may still be under the eu�s environmental jurisdiction, according to the guardian..