The trees have ‘hopped’ from where they usually grow in the middle of Alaska and are advancing at around 4km a decade. Far faster than climate models predicted due to warmer temperatures and weather changes caused by shrinking sea ice.
The trees have ‘hopped’ from where they usually grow in the middle of Alaska and are advancing at around 4km a decade. Far faster than climate models predicted due to warmer temperatures and weather changes caused by shrinking sea ice.