Waste Minimization Waste Minimization Team (WMT) Providing Operational Support For Waste Management Programs For PDX The WMT manages composting, recycling, materials management, food donation, and outreach initiatives at PDX. Port of Portland Environmental Recycle At Work (RAW) Free Recycling, Composting and Waste Reduction Assistance CES is working with the City of Fairview and City of Troutdale to help businesses minimize waste and provide free and customized assistance to all types of businesses throughout greater Portland. Want more information?