Plant a Tree and Retree the WorldThere has never been a better time to plant a tree! From their invaluable role in fighting climate change and cleaning the air of our cities, to the huge mental health benefits being around their leafy presence can bring, trees are at the very centre of both our urban and rural ecosystems. Written by Ben Raskin, head of horticulture at the Soil Association, and supported by Friends of the Earth UK, this earthy call to action teaches practical how to's