Organizations
- Air and Waste Management Association
- American Academy of Environmental Engineers & Scientists
- American Institute of Chemical Engineers – Environmental Division
- Institute of Professional Environmental Practice
- International Solid Waste Association
- Chemical Industry Compliance Assistance Center
- National Solids Waste Management Association (NSWMA)
- Zero Emissions Research Institute
Technical Resources
- American Society for Testing and Materials (ASTM International)
- American National Standards Institute (ANSI)
- Corrosion Resistance Tables
- Engineering Toolbox Materials Properties
- Engineering Units & Coefficient of Heat Transfer
- Engineering Units Conversion Calculator
- Fundamental Physical Constants
- Hazardous Chemical Database
- Integral Calculator
- Math Tools Technical Computing Portal
- Material Safety Data Sheets
- National Association of Corrosion Engineers (NACE)
- National Fire Protection Association (NFPA)
- National Technical Information Service
- NIST Physical Properties Database
- NSSN: Global Standards
- Online Steam Tables
- Overview of Thermodynamics
- Thermodynamic Data Handbooks
- Units Conversion
Journals/Publications
- Environmental Web Directory – Pollution-related links
- Recycling & Composting Online
- Recycling International
- Recycling Journal (MDPI)
- Recycling Today