TY - RPRT TI - Impact of wildfire on levels of mercury in forested watershed systems: Voyageurs National Park, Minnesota AU - Laurel G. Woodruff AU - Mark B. Sandheinrich AU - Mark E. Brigham AU - William F. Cannon PY - 2009 DO - 10.3133/sir20095151 UR - https://pubs.usgs.gov/publication/sir20095151 ID - sir20095151 ER -