موسوعة البيئة: التلوث

Description

Pollution is the subject of this volume: the harmful substances that dirty our air, water and land. It helps young readers understand where pollution comes from and why caring for the environment matters.

Part of the Environment Encyclopedia, a complete series of 10 books, each explaining a different side of the environment in a simple style, with questions in every chapter to help readers retain what they learn. Text in Arabic.