18+ million Americans were at risk of drinking lead-contaminated water in 2015

https://www.nrdc.org/resources/whats-your-water-flint-and-beyond

Via nrdc.org
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Alex E

Ecoclimax is defined by Odum (1969) as the culmination state after a succession in a stabilized ecosystem in which maximum biomass (or high information content) and symbiotic function among organisms is kept per unit of available energy flow.