Watch Extreme Enviroments - Episode 11 - Glacier

We live in a world full of contrasts. From the coldest to the driest, the most populated to the most remote, the highest to the lowest locations - and everything in between. This series examines the impact these extremes in nature have on the environment and vice versa. Additionally we observe the changes our planet has endured through the passage of time. This is fantastic family viewing at an environmentally crucial time.