Back in the early 1990’s at BT we started by measuring and reducing our absolute carbon footprint and energy usage. In financial terms this parallels assessing the total cost base of the operations of the company. As we improved our understanding of our carbon cost base, we have been able to break it down into its components such as travel, network, datacenters etc etc. Just like a company can break its cost base into different components of its operations.
A few years ago, we made our analysis of our carbon cost more sophisticated, by assessing it on a per unit basis. …read more