Seal teeth offer glimpse into the environmental past of Russia's Lake Baikal
Saturday, March 22, 2014 - 13:00
in Earth & Climate
Scientists have found that the teeth of the nerpa seal may hold the strongest evidence of the effects of decades of environmental pollution, nuclear testing, and climate change on Russia's Lake Baikal. The nerpa, also known as the Baikal seal, is the only seal that lives exclusively in fresh water.