One sign of the environmental mismanagement of Russia's Lake Baikal in Siberiathe world's deepest and largest (by volume) lakewas the 1997 death of thousands of
A) Siberian black bears.
B) migratory cranes.
C) tourists from western Russia.
D) freshwater seals
E) the world's largest salmon.
Question 2
In addition to environmental mismanagement, Lake Baikal's fragile and unique ecology is seriously threatened by
A) tourism.
B) climate change.
C) gold mines.
D) oil refineries.