Wild Cities: Discovering New Ways of Living in the Modern Urban Jungle'Mind shifting, heart lifting' ISABELLA TREE 'Inspiring and essential' ALASTAIR HUMPHREYS 'As entertaining as it is enlightening' INDEPENDENT The majority of the world now lives in some form of urban environment. But as the human footprint of brick, concrete and metal expands, our proximity to nature decreases. This is a problem; nature isnt a luxury, its a necessity. And its vital to our wellbeing. From tiny urban forests in Tokyo and the star rich