BusinessGreen: Almost 30 public-traded US companies are using an 'internal carbon price' in their business planning, according to a new report by CDP.
The organisation formerly known as the Carbon Disclosure Project finds companies spanning all sectors of the economy, including energy, utilities, airlines, technology and the financial industry are using the measurement. All of the companies bar BP and Royal Dutch Shell are listed in the S&P 500.
Internal carbon pricing is a method of recognising the external...