Guidelines & Tools International Best Practices Guide for Landfill Gas Energy Projects Published 2012 Share SHARE Facebook share Twitter LinkedIn Copy URL Email Download Download 14. toolsres_lfg_IBPGcomplete.pdf en Added on: 14 July, 2015 Breadcrumb Home Resource Library International Best Practices Guide For Landfill Gas Energy Projects Developed by the U.S. Environmental Protection Agency on behalf of the Global Methane Initiative.