Deep in the Namib Desert, Africa's wildest wilderness, among the many interesting discoveries of the desert lives a remarkable survivor. Known in Afrikaans as "tweeblaarkanniedood" meaning, "two ...

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

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 ...