- Scheduled Maintenance
Saturday, March 7, 9:30 PM EST to 11 PM EST, will be offline for site maintenance.
Email us or call 1-800-795-1747 for assistance. Thanks for your patience.
Please upgrade your browser. This site requires a newer version to work correctly. Read more
Hello world

I am a registered Professional Engineer in New York and Texas. I have over seventeen years of work and research experience in the environmental field, and expertise in a wide range of environmental issues.