Polar bears face an increased risk of starvation as a result of spending more time on land during extended ice-free seasons, according to a new study published in the journal Nature Communications.
Devi Rajaram reports.
Polar bears face an increased risk of starvation as a result of spending more time on land during extended ice-free seasons, according to a new study published in the journal Nature Communications.
Devi Rajaram reports.
A group of scientists who placed instruments on an ice shelf in Antarctica found that ponds of meltwater were causing the ice to..