Meyerson defines invasive species as "non-native species introduced either intentionally or accidentally by humans outside of ...

With more than half the world now living in cities and urban land cover expected to increase by about 1.2 million square ...

With more than half the world now living in cities and urban land cover expected to increase by about 1.2 million square kilometers by 2030, built environments are altering ecosystems through ...

Gardens packed with blooming flowers are extremely popular. But are these highly curated creations actually helpful – or is it better to allow nature to take its own course?

The urbanLIFEcircles project is an example for integrating biodiversity management into urban planning through nature-based ...

A common feature across many countries is the opportunity for anyone, including members of the public, to recommend a tree for protection. Tree equity is the idea that everyone should have access to ...

UNEP is supporting cities, including Toronto, as they exchange best practices on how to conserve and restore urban nature.

When our ancestors first gathered in the world's earliest cities 10,000 years ago, they weren't alone. Tiny, blood-sucking ...