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A Citizen's Guide to Evapotranspiration Covers

The Citizen's Guide series is a set of 22 fact sheets that summarizes cleanup methods used at Superfund and other sites.  This guide explains Evapotranspiration Covers which are Evapotranspiration (ET) covers are a type of cap placed over contaminated material, such as soil, landfill waste, or mining tailings, to prevent water from reaching it. This document can also be accessed at

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