In July 2007 Cadbury Schweppes pledged a 50% reduction of net absolute carbon emissions by 2020. It plans to do this through a "balanced programme of saving, switching and, as a last resort, off-setting". (Saving involves energy efficient measures and the use of CHP type technologies; switching involves the use of renewable power sources while carbon offsetting involves both the buying of carbon credits via the EU Emissions Trading Scheme and offsetting as it is commonly defined). More specifically, Cadbury Schweppes has set the following targets: