More than half the world\'s population now lives in cities.
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It describes the multiple roles and benefits of Urban green areas in general and the specific role of trees, including for issues such as air quality, human well-being and stormwater management.
This comprehensive Handbook provides a global overview of the state of the art and science of Urban forestry.
Creating sustainable, healthy and aesthetic Urban environments is therefore a major policy goal and research agenda.
More than half the world\'s population now lives in cities