Use a KWL Chart with your students to examine what they know about climate change, how it affects the Arctic and how it may affect animals in the Arctic. Sea Ice Change ...

Despite declining atmospheric Hg emissions since the 1970s, increasing trends are still observed in many Arctic animals today.The residence time of Hg in the ocean is very long (>300 years ...

I AM sorry that I cannot agree with my friend Mr. Meldola as to the insufficiency of the explanation of the white coloration of Arctic mammals and birds as due to protective adaptation, since it ...

Just how and when polar bears adapted to the Arctic is still debated. In this study , a team analyzed the genomes of 119 modern polar bears, 135 modern brown bears, and two fossilized polar bears.