The management of invasive alien species (IAS) within the European Union has evolved significantly over recent decades, driven by the increasing recognition of their severe impacts on biodiversity, ...

As they quietly expand their kingdoms, we can look in the mirror and ruefully shake our heads. Over the past two centuries, amid growing trade and amid colonisation, plants, trees, fish and mammals ...

The spread of species beyond their native habitat is a human-made environmental change on a global scale. Among vascular plants, over 16,000 species have now permanently settled in foreign countries.