Insights

Plastic produce stickers contaminate Washington’s compost, reduce quality, and create microplastics. Greene Economics evaluated alternative labeling technologies—including compostable, laser-etched, and ink-based options—to guide state policy and support growers and compost facilities.

Greene Economics’ compost market study for the Washington State Department of Ecology identifies state and county-level gaps and opportunities in organic waste collection, processing, and markets. The study projects organic material collected for composting will nearly quadruple by 2035, helping local governments and compost facilities plan for infrastructure growth and GHG reduction.