The idea that broadband and information and communications technology (ICT) have boosted economic productivity is now common knowledge. Less understood but equally well documented is that ICT also has transformed the relationship between economic production and energy consumption, starting from when sending faxes began to substitute for sending letters.
Recent studies have shown how broadband usage and ICT can have a huge environmental impact by increasing the economy's energy efficiency and reducing greenhouse gas emissions:
* The American Council for an Energy Efficient Economy (ACEEE) has calculated that 10 kilowatt hours (kWh) of energy are saved in the U.S. …