![](https://blogs.biomedcentral.com/on-biology/wp-content/uploads/sites/5/2018/03/buildings_city_city_park_high_rises_road_skyscrapers_street_trees-933422-280x200.jpeg)
How many trees should be in a sustainable city?
Georgii Alexandrov
The theme for International Day of Forests 2018, ’Forests and Sustainable Cities’, is a good opportunity to discuss cities’ forest cover goals.… Read more »