Gwo-Dong Roam Adjunct Associate Professor Retirement from the EPA Print Social Media Buttons Share on Facebook Share on X Share on LINE Your browser does not support JavaScript, Please click links to share to social networks: Share on Facebook, Share on Twitter. If you want to print the site page, please press Ctrl+P to print. BiosketchOpenClose Research Interests Environmental Biotechnology Water Pollution Soil Pollution Air Pollution Control Technology Environmental Management Nano-technology Environmental Applications Risk Assessment and Risk Management Back When SCRIPT is disabled , you can use press "alt + <-"