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.

More than 2500 plant species have the potential to invade the Arctic at the expense of the species that belong there. Norway ...

Human activity brings with it alien species and creates excellent conditions that allow them to become established in an otherwise barren Arctic landscape. The slope below the old barn and farm ...