
Scientists at the U.S. National Renewable Energy Laboratory created a plastic polymer database to help other researchers study plastics more efficiently. | PowerUp/Shutterstock
A team led by U.S. National Renewable Energy Laboratory researchers is working to provide a baseline for plastic recycling studies with a new database of polymer data.

Marissa Heffernan worked at Resource Recycling from January 2022 through June 2025, first as staff reporter and then as associate editor. Marissa Heffernan started working for Resource Recycling in January 2022 after spending several years as a reporter at a daily newspaper in Southwest Washington. After developing a special focus on recycling policy, they were also the editor of the monthly newsletter Policy Now.







