Multiple choice

Polar deserts such as McMurdo Dry Valleys remain ice-free because of which of the following type of winds?

  1. Westerlies

  2. Polar easterlies

  3. Dry katabatic winds

  4. Zonda

  5. Chinook

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Polar deserts such as McMurdo Dry Valleys remain ice-free because of the dry katabatic winds that flow downhill from the surrounding mountains.