TY - RPRT TI - Separating stressor influences from environmental variability: Eight case studies from aquatic and terrestrial ecosystems AU - S.N. Suoma AU - W.H. Clements AU - T. DeWitt AU - Jeroen Gerritsen AU - Anne Hatch AU - P. Jepson AU - Trefor B. Reynoldson AU - Ron Thom PY - 2001 UR - https://pubs.usgs.gov/publication/70198595 ID - 70198595 ER -