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Humanity's ecological footprint is expanding at an alarming page. With climate change, increases in human population and consumption levels, and other anthropog

Provides a comprehensive reference for Earth and space sciences, including entries on climate change, stellar evolution, tsunamis, renewable energy options, and

Contains approximately 800 alphabetical entries, prose essays on important topics, line illustrations, and black-and-white photographs.

The Encyclopedia of the Biosphere features comprehensive coverage of the earth's greatest ecosystems, their characteristics and their operations. The Encycloped