More than 2,500 alien plant species could find suitable conditions in the Arctic, especially in northern Norway and Svalbard.

The invasive water hyacinth has taken over a communal pond in a small village in northern India. All other plants have been pushed out. Invasive species are reshaping ecosystems and local people’s ...

Alien plants and animals cost Europe over $1.5 trillion in the last six decades, according to a new study, indicating the global economic impact of such species could be several times higher than ...

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.

Introduction: Nonnative species in the world / David Pimentel -- The impacts of alien plants in Australia / Richard H. Groves -- Environmental and economic costs of invertebrate invasions in Australia ...

Invasive species are reshaping ecosystems and local people's relationship with nature in the tropics, a study led by Danish researchers Ninad Avinash Mungi and Jens Christian Svenning from Aarhus ...

Restoring natives to suburbia -- The vital new role of the suburban garden -- No place to hide -- Who cares about biodiversity? -- Why can't insects eat alien plants? -- What is native and what is not ...

Amelia Ruiz-Coogan explains why learning to tell the difference between weeds and wanted plants, and indigenous and alien species, matters, especially in threatened grassland areas.