This paper contains an inventory of greenhouse emissions from energy-consuming activities in Jiangsu Province in 1990, following the conventions set in IPCC Guidelines (1995). The inventory data are further analyzed and evaluated. The CO 2 emissions from energy consumption activities are: 53.7 % from the sector of indus tries; 28.4 % from the sector of energy production and transformation; 3.0 % from transportation;13.8 % from small combustion, and 1.0 % from others.