Photo by Dave Cohoe
Up in Alaska, they humorously call someone who has weathered icy Alaskan winters a "sourdough": "sour on the country, but without enough dough to get out".
Cold winters are no problem for the Yup'ik Eskimos who have been living near Newtok in Alaska for more than 2,000 years. On the contrary, they wish it were colder. They are losing their home territory to the melting permafrost as the land washes into the sea.
Their way of life has taught the Yup'ik a thing or two about surviving in an unfriendly climate. Learn their secrets in this week's exercise, and also study the top ten errors Germans make in English. Get your gear, we're going troubleshooting in Alaska.
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