Understanding Ecological Thresholds in Aquatic Ecosystems through Retrospective Analysis

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Date: 2007-09-13 12:37:16 Systems ecology Food web Trophic level Ecosystem Stable isotope Food chain Mississippi River Missouri River Isotope analysis Geography of the United States Biology Ecology		Understanding Ecological Thresholds in Aquatic Ecosystems through Retrospective Analysis Add to Reading List Source URL: epa.gov Download Document from Source Website File Size: 869,08 KB Share Document on Facebook

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