National Geographic - Kate Andries, 10/17/12
Algae in Greenland lake bouncing back after deep freeze, study finds.
Algae were once abundant in the lake Kaffeklubben Sø, seen in a recent picture. Photograph courtesy David Mazzucchi
The world's northernmost lake, situated near the coast of Greenland (map), is coming back to life.
Populations of microscopic algae, called diatoms, have been absent from the lake Kaffeklubben Sø for over 2,000 years. But a new study has found that the diatoms are returning, thanks to global warming.
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