"Figure 21: The asset value of the urban cooling effect increased between the 2016 and 2018 averages by 54% owing to a rise in the number of hot days","" "Total asset value of the environmental assets for each city region in Great Britain over three five-year averages, 2012 to 2018","" "","" "Notes","" "Unit","£ million, 2018 prices" "","" "City Region","5 year average (2014 to 2018)","5 year average (2013 to 2017)","5 year average (2012 to 2016)" "West Yorkshire","133","125","107" "West of England","130","117","79" "West Midlands","339","281","203" "Sheffield","105","85","75" "North East","8","10","9" "London","5038","3686","3277" "Liverpool","98","65","45" "Greater Manchester","172","142","121" "Glasgow","29","14","13" "Edinburgh","15","14","13" "Cardiff","78","68","42"