Description Weathering and erosion have helped shaped many of Earth's most famous landforms, from the Grand Canyon to the Cliffs of Moher. Readers will get an in-depth look at how these fascinating processes are able to transform the surfaces of the world. Eye-catching photographs and stimulating sidebars help readers develop a deeper understanding of the informative narrative. Explanatory graphic organizers reinforce key concepts and support important aspects of elementary science curricula, including the Next Generation Science Standards.