Polar bears and narwhals are 'at risk of being wiped out'

Experts warn of the impact of environmental change on two Arctic species - the polar bear and the narwhal, which is known as 'the unicorn of the sea'. https://www.dailymail.co.uk/sciencetech/article-9294807/Polar-bears-narwhals-risk-wiped-out.html?ns_mchannel=rss&ns_campaign=1490&ito=1490