Chapter 4 Biodiversity Data Analysis

Overview of Data

The diversity of biological species, or its lack, is one way to measure the health of various elements of the Earth’s environment (Kates and Burton 1986). Heterogeneity is security against extinction. Biodiversity is a tool for examining global change that is only presently becoming a widely-used indicator. Data on species distribution, at any geographical scale, are difficult to collect; a census of humans is a major effort--imagine the difficulty in taking a census of frog species or plant taxa! Because ...

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