Thousands of alien species could invade the Arctic, warns a new study. Warmer temperatures and more tourists make it easier ...

Rising temperatures and more tourists are making it easier for non-native plants and animals to get a foothold in remote ...

Species that are not native to an area can displace species that already live there. The Intergovernmental Panel on Nature ( IPBES) considers this to ...

An infographic showing the average declines in abundance of key terrestrial insect groups due to invasive alien species. The extent of declines varies across species and regions. Insects are often ...

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.

Human activity brings with it alien species and creates excellent conditions that allow them to become established in an otherwise barren Arctic landscape. (Kristine Bakke Westergaard, NTNU via SWNS) ...