These documents address a range of topics, including frequent questions on WARM’s aluminum emission factors, an overview of composting in WARM, an overview of forest carbon storage in WARM, and a summary of WARM’s approach for modeling regional electricity grids.

• FAQ for updated Aluminum cans and new Aluminum ingot material GHG Emission and Energy factors for WARM v.12 (PDF)(5 pp, 164 K)
• WARM Composting Overview (PDF)(3 pp, 307 K)
• Forest Carbon Storage in EPA's Waste Reduction Model (PDF)(2 pp, 160 K)
• Regional Electricity Grids Memo (PDF)(5 pp, 126 K)