Researchers have catalogued which alien plants may pose a threat to plants in the Arctic. The post Study warns thousands of ...

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.

Even environmentally conscious hikers are neglecting to clean their boots before heading for the mountains and thus may be introducing alien plants to the environment, according to a survey. “Visitors ...

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

There are approximately 27 000 indigenous species in South Africa and 9 000 foreign plant species that have been introduced over the past few centuries. Of these 9 000 exotic or alien introductions, ...