interesting-maps:Alaska’s permafrost is starting to thaw: https://t.co/IdFZkgtg8l https://t.co/h8q4ESxu9X

interesting-maps:Alaska’s permafrost is starting to thaw: https://t.co/IdFZkgtg8l https://t.co/h8q4ESxu9X

tags: cliff,,

from: https://clifflumen.tumblr.com/post/165920085610