An official website of the United States government.

We've made some changes to EPA.gov. If the information you are looking for is not here, you may be able to find it on the EPA Web Archive or the January 19, 2017 Web Snapshot.

Join the G3 Digest

"The G3 Digest" is designed to incorporate and disseminate information on sustainable products and practices related to:

  • sustainable transportation,
  • green infrastructure,
  • innovative storm water management,
  • low impact development,
  • context sensitive solutions, and
  • innovations in transportation and community planning, economics, career development, policy, legislation and funding