The Bern Convention Group of Experts on Invasive Alien Species (IAS) was established in 1992 to accompany Bern Convention Contracting Parties in designing and implementing control measures for ...

: Some sci-fi aliens feel made up on the spot. Others seem so fully realized they could exist. This video explores the ...

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 ...