sea ice

Satellite measurements released yesterday reveal that Arctic sea ice is shrinking more rapidly than expected, and an older, thicker type of ice is now at its lowest level since scientists began recording these data 30 years ago, according to The Washington Post.
Because Arctic sea ice floats partially submerged in the ocean, its decline does not [...]

Arctic sea ice is disappearing rapidly, reaching its second lowest level on record. This is frightening news for polar bears, who rely on sea ice for their habitat. The endangered bears are starving, drowning and now resorting to cannibalism, says the Center for Biological Diversity