Greenhouse Gas Accounting Protocols
The US Community Protocol is customized to the needs of and data available to US Communities. However, communities wanting their inventories to also be comparable to those of global counterparts should also consult the GPC.
The national standard for measuring GHG emissions reduction benefits of recycling and composting at the community level.
EPA/STAPPA/ALAPCO: Emission Inventory Improvement Program
WRI and WBCSD: The Greenhouse Gas Protocol Initiative