Marissa Heffernan

Marissa Heffernan

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.

Study compares chemical, mechanical recycling methods

A study conducted by the National Renewable Energy Laboratory evaluated various PET recycling methods from technical, economic and environmental standpoints to provide a big-picture overview of today's options. The research, published by the American Chemical Society, found that mechanical recycling outperformed all other technologies as well as virgin plastic production across economic and environmental considerations, but it ranked lower in...

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