I INTRODUCTION Earth (planet), one of nine planets in the solar system, the only planet known to harbor life, and the “home” of human beings. From space Earth resembles a big blue marble with swirling white clouds floating above blue oceans. About 71 percent of Earth’s surface is covered by water, which is essential to [...]
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What Is Earth Science
August 30th, 2009 
Admin Earth science Earth science is an all-embracing term for the sciences related to the study of the earth and of the universe around it, making it a wide scientific discipline covering all facets of how the earth works. It is a special case in planetary science as the earth is the only known life-bearing planet. [...]