Sand and Soil: Earth's Building Blocks-这本书不错哟,强烈推荐!


Sand and Soil: Earth's Building Blocks

作者 (Author) Gurney, Beth
等级 (MML) MM LEVEL: 6.3
年级 (IL) Medium Grades (MG 4-8)
字数 (Words) 6010
类型 (Fiction) Non-Fiction
书号 (ISBN) 9780778714170
系列 (Series) Rocks, Minerals, and Resources;
This book provides information about sand and soil, discussing the crucial role of soil in life on Earth and examining concerns over soil erosion and pollution.

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