Earth, the Sapphire Planet
With some 70 percent of its surface covered by water, the Earth presents a picture of a gemlike blue planet when viewed from outer space. This sapphire jewel — the only planet in our solar system to sustain intelligent life — is the subject of this remarkably engaging and concise book by biologist, teacher, and popular science writer Url Lanham.
Focusing on the Earth and the life forms that have e...
With some 70 percent of its surface covered by water, the Earth presents a picture of a gemlike blue planet when viewed from outer space. This sapphire jewel — the only planet in our solar system to sustain intelligent life — is the subject of this remarkably engaging and concise book by biologist, teacher, and popular science writer Url Lanham.
Focusing on the Earth and the life forms that have e...
