Disappearing lakes and AI are helping scientists map Arctic permafrost thaw in near‑real time

Florida gets a lot of attention for its sinkholes, especially when they swallow cars and entire houses. But its sinkhole risk has nothing on Alaska’s. Much of Alaska’s soil is permafrost – ground that remains below 32 degrees Fahrenheit (0 degrees Celsius) for at least two consecutive years. It is often rich with ice, but […]