Passive Treatment of Acid-Mine Drainage with Vertical-Flow Systems

C. Zipper, Extension Specialist, Crop and Soil Environmental Sciences, Virginia Tech; and C. Jage, Land Trust Representative, New Jersey Conservation Foundation, Far Hills, NJ

Publication Number 460-133, Posted June 2001

Figure 1

Figure 1. Simplified cross-sectional views of the four major passive treatment systems used in treating acidic mine drainage. Arrows represent perdominant flows.

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