Biology: The Unity and Diversity of Life
Biology: The Unity and Diversity of Life
15th Edition
ISBN: 9780357093795
Author: STARR
Publisher: CENGAGE LEARNING (CUSTOM)
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Chapter 47, Problem 9SQ
Summary Introduction

Introduction: Permafrost is continually frozen soil or rock layer that remains at or below 0°C for two consecutive years. About one fourth of the Northern Hemisphere land is underlain by permafrost. It is found in high altitudes and high latitudes.

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