本书介绍了地球的形成、地球内部构造、地球表层、地球的板块构造、地球的旋转、地球的资源、地球的年龄、地势地形、地质和地貌、地球的土壤、地球的火山、可怕的地震、难测的地质灾害、地球的气候、自然环境保护等内容。 ( This book describes the earth’s formation, the internal structure of earth, the earth's surface, the earth's plate tectonics, the earth's rotation, the earth's resources, the earth's age, terrain, geology and geomorphology, the earth's soil, the earth's volcano, the terrible earthquake, the unpredictable geological disasters, the earth's climate and natural environment protection etc. )