Aerial mapping reveals where in UK has most and least trees A petition is calling for a national tree-planting target Sign me up now When you subscribe we will use the information you provide to send you these newsletters. Your information will be used in accordance with ourPrivacy Notice. Thank you for subscribingWe have more newslettersShow meSee ourprivacy notice Green energy supplier OVO Energy has revealed the leafiest parts of the country to live in according to tree cover percentage. Teaming up with Bluesky - an aerial survey company that analyses tree cover using its National Tree Map technology - the figures show the difference in tree cover in a bid to encourage Brits to sign an online petition that asks the Government to set a legally-binding tree planting target.