In this book, young readers will learn about one of nature's most incredible earth-shaping forces - erosion Engaging, easy-to-read text describes how weathering and erosion work hand-in-hand to break apart rocks, carve out valleys, and wear down mountaintops. Harmful effects of erosion, such as landslides and gullies, are also introduced, as well as conservation and land protection. Facts, a glossary with phonetic spellings, and an index are also...