Arthur J Stewart Contact stewartaj@ornl.gov | 865.576.2312 All Publications Long-Term Biological Monitoring of an Impaired Stream: Implications for Environmental Management [Special Issue]... Twenty-Five Years of Ecological Recovery of East Fork Poplar Creek: Review of Environmental Problems and Remedial Actions... ROLE OF TOXICITY ASSESSMENT AND MONITORING IN MANAGING THE RECOVERY OF A WASTEWATER RECEIVING STREAM... Long-Term Water-Quality Changes in East Fork Poplar Creek, Tennessee: Background, Trends, and Potential Biological Consequens... Twenty-Plus Years of Environmental Change and Ecological Recovery of East Fork Poplar Creek: Background and Trends in Water ... Laser-induced Breakdown Spectroscopy used to Detect Endophyte-mediated Accumulation of Metals by Tall Fescue... Light, nutrients, and herbivore growth in oligotrophic streams... The Role of Periphyton in Mediating the Effects of Pollution in a Stream Ecosystem... Key Links ORCID