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

Add Yahoo as a preferred source to see more of our stories on Google. An artist's reconstruction of Tyrannoroter heberti, a plant-eating creature that lived 315 million years ago during the ...

More than 2,500 plant species have the potential to invade the Arctic at the expense of the species that belong there. Norway is one of the areas that is particularly at risk. Species that are not ...