National Geographic Readers: Polar Bears

　　近十年間，北極熊因為全球暖化、冰層溶化，數量逐漸減少，專家曾警告，若全球溫度持續上升，未來北極熊有可能會全數滅絕。或許我們對於北極熊都不陌生，不過對於北極熊的了解卻不多，此書透過淺顯易懂的文字搭配精彩的照片讓你得以一探這位北方朋友的風采。

With their beautiful white fur and powerful presence, polar bears rule the Arctic. These majestic giants swim from iceberg to iceberg in chilling waters, care for their adorable cubs, and are threatened by global warming. In this level 1 reader you'll learn all you ever wanted to know about polar bears and so much more. Complete with fascinating facts and beautiful images, National Geographic Readers: Polar Bears can't miss.