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Keywords: ecosystem jarsClose
The American Biology Teacher (2017) 79 (6): 466–472.
Published: 01 August 2017
...Roger Sauterer Self-sustaining ecosystem microcosms, called ecosystem jars, can easily be collected from local ponds, streams, or lakes. Sealed and exposed to sunlight, these miniature ecosystems can sustain themselves for a decade or more. Unlike Winogradsky columns, ecosystem jars are optimized...