TY - RPRT TI - Water-quality change following remediation using structural bulkheads in abandoned draining mines, upper Arkansas River and upper Animas River, Colorado USA AU - Katherine Walton-Day AU - M. Alisa Mast AU - Robert L. Runkel PY - 2021 DO - 10.1016/j.apgeochem.2021.104872 UR - https://pubs.usgs.gov/publication/70220385 ID - 70220385 ER -