You are here Home Resources Supplemental Material: Solid Waste Sector Methane Mitigation Technical Brief Series This document supplements the solid waste sector methane mitigation technical brief. This document supplements the solid waste sector methane mitigation technical brief. It provides more information and guidance on the following areas: Phases of Landfill Decomposition Key Considerations and Potential Interventions in the Solid Waste Sector For more information, download the Solid Waste Sector Technical Brief.