LIVERPOOL, Madrid, and Dubai are among the cities with the least amount of tree cover in the world, according to new research. 

The trio join the likes of London, Malmo, and Edinburgh in finishing near the bottom of the pile in the 2021 HUGSI study by Swedish manufacturer Husqvarna. 

Using AI and satellite data to monitor urban green spaces and their health in 177 cities across the globe, the document ranked Charlotte, in North Carolina, USA, on top with around 56 per cent, ahead of the worldwide average of 22 per cent. 

READ MORE: Charlotte in North Carolina ranked number one for tree coverage

Karachi, in Pakistan, and the United Arab Emirates' Dubai finished bottom of the standings with one per cent cover, closely followed by Lima, Peru, and Senegal's Dakar on two per cent, and Lagos Nigeria, with three per cent. 

In Europe, Malmo, in the south of Sweden, finished marginally lower than Madrid with just 13 per cent coverage compared to the Spanish capital's 14 per cent. Rotterdam, the Netherlands, (15 per cent) and Dublin, Ireland, and Rome, Italy, (both 16 per cent), made up the continent's bottom five. 

Forestry Journal: Edinburgh was ranked as the worst city in Scotland in terms of tree coverage by the report Edinburgh was ranked as the worst city in Scotland in terms of tree coverage by the report

Liverpool was ranked as the worst city in the UK at 20 per cent with London and Edinburgh not far ahead on 21 per cent.