Thousands of alien species could invade the Arctic, warns a new study. Warmer temperatures and more tourists make it easier ...

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

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 ...

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 ...

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 ...

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.

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.