TY - JOUR KW - Ecology and Environment AU - Roy Helen E. AB - Over the last century there has been a dramatic increase in the movement of so called alien species around the world as a consequence of international trade and travel. Invasive alien species, alongside climate change and habitat destruction, are considered to be one of the main drivers of biodiversity loss. Helen Roy asks: what are alien species and what threats do they pose? BT - Catalyst DA - 2010-02 DB - nora.nerc.ac.uk IS - 3 LA - eng N2 - Over the last century there has been a dramatic increase in the movement of so called alien species around the world as a consequence of international trade and travel. Invasive alien species, alongside climate change and habitat destruction, are considered to be one of the main drivers of biodiversity loss. Helen Roy asks: what are alien species and what threats do they pose? PY - 2010 SP - 20 EP - 22 T2 - Catalyst TI - Encounters with aliens Invasive species - they're here! UR - http://www.sep.org.uk/catalyst/articles/catalyst_20_3_450.pdf VL - 20 Y2 - 2013-07-15 14:38:22 ER -