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2021 International Symposium on Alternatives Assessment

The Association for the Advancement of Alternatives Assessment (A4) hosted its International Symposium on Alternatives Assessment virtually on October 25-26, 2021. The Symposium highlighted the increased attention on the innovation, identification, and adoption of safer and sustainable alternatives to replace toxic chemicals of concern.

Symposium Recordings and Resources

A4 Short Course – Tour de Force of Tools from the US Environmental Protection Agency to Support Assessments of Alternatives

  • SHORT COURSE RECORDING: The recording to this training is now available on the A4 YouTube Channel.
  • SHORT COURSE RESOURCES: Resources mentioned during the Short Course are available for download.

A4 Symposium Session Recordings:

 Session 1 (Keynote) – How Do We Get to Safer and Sustainable: Insight from Risk Assessment, Safer Design, and Green Chemistry Leadership

Session 2 – Safe and Sustainable Alternatives

Session 3 – Alternatives Assessment and Informed Substitution in Policy Part I: Lessons Learned and Insights for Future Policy Provisions

Session 4 – Alternatives Assessment and Informed Substitution in Policy Part II: Lessons Learned for More Effective Implementation

Session 5 – Safer and More Sustainable Alternatives: Tools and Strategies being Used by the Business Community

Session 6 – Future Needs of Alternatives Assessments and the A4

Session 7 – A4 Poster Session and Symposium Closing Remarks

View the full agenda and speaker information.

If you have any questions regarding the event, please email

Thank You Sponsors

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WA Dept of Ecology


Oregon DEQ

seventh generation  




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