Energy consumption, relative to electricity used and fuel oil and gas burned in various types of furnaces and combustion equipment at Schering-Plough facilities, is indicated in the figure below for the years 2004 to 2008.

The consumption of energy in 2008 increased over 2007, and prior years, with the inclusion of Organon BioSciences and Intervet sites into the Schering-Plough database. As a result, electricity usage was up by 36 percent, fuel oil usage was up by 14 percent, and gas usage was up by 47 percent.