Analyzes quantitative and qualitative information and develops selected indicators of the condition of the world's freshwater systems, revealing that the world's freshwater systems are so degraded that their ability to support human, plant and animal life is greatly in peril.
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I don't know how you got a book printed 26 years ago in the conditions that I received it (like new) but you do it! ABSOLUTELY AWESOME!
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Wildlife, science and conservation since 1985