موسوعة البيئة: النظام البيئي

Description

An ecosystem is a community of living things together with the surroundings they depend on, from a coral reef to a stretch of countryside. This volume shows young readers how plants, animals and their environment rely on one another.

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.