According to Our World in Data, the 1.5 billion cattle which are raised specifically for meat production around the world emit at least 231 billion pounds of methane over the course of a year, and troublingly, methane has 80 times the warming power of CO2 during its first 20 years in the atmosphere.
DriveElectric have analysed air quality and the prevalence of low-emissions transport across towns and cities in the UK, as well as individual London boroughs, to produce a Travel Pollution Index which reveals the most and least green areas in the UK