Editor’s Note

The February issue contains the editorial “Urban Stormwater Regulations—Are Impervious Area Limits a Good Idea?,” by Jonathan Jones, E. Jones, Andrew Earles, Elizabeth Fassman, Edwin E. Herricks, Ben Urbonas, and Jane K. Clary. This editorial discusses the consequences of Phase II of the National Pollutant Discharge Elimination System (NPDES) Stormwater regulations. This is an important issue nationwide since many municipalities are now developing updated regulations to address impacted water quality.

Also, in this issue, the technical papers cover the topics of soil remediation, air pollution control, constructed wetlands, water and wastewater treatment, biofiltration of air contaminants, reuse of residuals, surface water quality, and biofilm development. Authors of these papers are from the United States, Canada, Switzerland, Korea, Hong Kong, Portugal, England, Taiwan, and India.