Arctic Exploration

To understand how the world is changing and what that will mean for all of us.

For thousands of years, it has been considered untamable.

The journey begins at the Aleutian Islands, far south of the Arctic Circle.

<p>The islands are revealing their gentle, good-natured side with high temperatures and are a top U.S. fishing port.</p> Signup and view all the answers

<p>A new, dangerous conflict is suggested to be on the horizon high up north in the Arctic.</p> Signup and view all the answers

<p>400 parts per million</p> Signup and view all the answers

<p>More than 2.5 million years ago</p> Signup and view all the answers

<p>5,000 times faster</p> Signup and view all the answers

<p>Polar bears and majestic icebergs</p> Signup and view all the answers

<p>Greenhouse gases are making the planet warmer and climate change is a big problem</p> Signup and view all the answers