charles sheehan, commissioner, environment department. so every two years we do a comprehensive, emissions analysis, for the city of san francisco and its operations. and we do it in two ways. one is a sector based emissions analysis, and one is a consumption based emission analysis. the consumption based emissions analysis is a little newer, and we're still developing it. and it looks at you know, all the emissions we generate, especially from what we consume. and so what the emission impact is beyond our borders. when, you know, residences or businesses are buying something, it's shipped into the city and then it's manufactured somewhere else. and so we're looking at kind of the whole line of emissions on that supply chain. again, that's a little newer. what we traditionally do, though, is just measure the emissions from sectors. so the building sector, which is about 41, 42% of the city's emissions, the transportation sector, which is like 42, 43 and then everything else, landfill organics and municipal, i don't have those off the top