This is definitively super fake information. Viking were cultivating barley there in 10th century. And the climate was to cold for that only after 400 years. Th

This is definitively super fake information. Viking were cultivating barley there in 10th century. And the climate was to cold for that only after 400 years. Then there was 500 years of ice age in Grønland. We can state that the optimal conditions are soon restored thanks to Trump and global warming.