This whitepaper explores the future of biosecurity for urban trees from a One Health perspective, emphasizing the interconnected health of people, plants, animals, and the environment. It examines the increasing threats posed by invasive pests, pathogens, climate change, and urban stressors, and outlines strategies to protect Europe’s urban forests. The document highlights the importance of integrated monitoring, early detection, coordinated policy-making, and sustainable tree management practices. It aims to support resilient, healthy urban green spaces that contribute to ecological stability and public well-being across Europe.
Note: The Executive Summary is available in different languages.