CONTENTS CHAPTER ONE Are Polar Bears in Trouble 4 CHAPTER TWO A Complex Problem 16 CHAPTER THREE Why Polar Bears Matter 24 CHAPTER FOUR Looking to the Future 34 Fast Facts 42 Stop and Think 44 Glossary 46 Learn More 47 Index 48 About the Author 48
CHAPTER ONE ARE POLAR BEARS IN TROUBLE A tired and hungry polar bear climbs ashore from the icy waters of the Arctic Ocean The bear has returned to solid ground after a winter of hunting seals on sea ice Just a few weeks ago this part of the Arctic was frozen solid But the summer warmth has turned much of sea ice to water The melting forced the polar bear to make a decision It could stay on the ice or swim to land in search of Polar bears spend time both on land and on sea ice 5
