Invasive Alien Species

Tag: Invasive Alien Species

Invasive Species 101: What is an Invasive Species?

Invasive species are the cause of the majority of all recorded extinctions that have occurred on islands. Why do these species cause so much damage to native ecosystems? What is an Invasive Alien Species (IAS)? According to the Convention on Biological Diversity an Invasive Alien Species is a “species whose introduction and/or spread outside their natural past […]

Written by on February 21, 2018

Invasive Species Blamed as Second Biggest Cause of Extinctions

A recent study finds invasive alien species to be the second-biggest cause of extinctions. A 2015 publication states that invasive alien species are the leading cause of extinctions on islands and globally (Tershy et al, 2015). Whether they are identified as the #1 or #2 cause of extinctions, the bottom line is: invasive alien species are […]

Written by on March 14, 2016