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In this book, early fluent readers will learn why emerald ash borers are considered an invasive species, how they have established themselves in and impacted new ecosystems, and what scientists are doing to combat the problem. Bright, full-color photographs and carefully leveled... Read Full Overview

In this book, early fluent readers will learn why emerald ash borers are considered an invasive species, how they have established themselves in and impacted new ecosystems, and what scientists are doing to combat the problem. Bright, full-color photographs and carefully leveled... Read Full Overview