Please note that the abstract submission period for this year's symposium closes today, Friday, May 31, 2019. The symposium committee continues to encourage you to attend the 2019 Federal Environmental Symposium, October 30-31, 2019, hosted by the National Institutes of Health (NIH) at the Natcher Center campus in Bethesda, MD. This year's theme is Federal Agencies Leading Environmental Change. Federal, state and local agency personnel, academia, and contractors supporting their federal agencies are invited to participate as a presenter to convey information and generate discussion about their organization's own achievements and challenges across a wide array of environmental topics. The event schedule, registration dates, call for presentation abstracts, and continuous updates to the event can be found on the conference website.