This pie chart shows about Annual Greenhouse Emissions by Sector including residential, commercial and,other source   are  just over 10 percent. land use and  biomass burning are similarly as about. Waste disposal and treatment are  4.3 percent that is the lowest percentage. Power stations are 21.3 percent that is the highest percentage. Industrial processes are slightly over 15 percent. Transportation fuels are slightly down 15 percent. Agricultural byproducts are 12.5  percent. Fossil fuel retrieval, processing and distribution are close from about it.