Scientists call the land along the edges of a river, stream, or lake a riparian zone. In this guide, riparian zone will be called the Green Zone. Riparian zones make up only a small part of land in the United States. But they are very important. They protect water quality and quantity, supply food and shelter for fish and wildlife, and provide…

Riparian ecosystems are an exciting and dynamic subject for study. These areas are valuable lands and important wildlife habitats, and they contribute greatly to the environmental health of an area. Definitions for the term "riparian" vary, but in this curriculum, the land called the "Green Zone" lies between flowing water and upland ecosystems.…

This profusely illustrated activity book helps students understand systems and cycles, how years change the look of the Earth, and how students can protect resources. The sections (and activities) in this book are: (1) The Earth (Introduction--View, Soil & Dirt); (2) Forces (Plate Tectonics, Earthquakes, Mountain Building, Erosion, Volcanoes,…