Today and Earlier

IT and CO₂ Emissions

IT accounts for 2% of CO₂ emissions globally—the same as the aviation industry. (Gartner 2007) <> + ><

IT accounts for around 2% to 3% of energy consumption in the UK. (EITLT) <> + (Computergram Jul-07)
America's servers consumed about 61 billion kilowatt-hours of juice in 2006, about 1.5% of total electricity consumption in the country.
- Servers ate about as much electricity as all of the colour televisions in the country. This is about twice the amount of electricity that servers and data centres consumed in 2000. (EPA) <> + (Computergram Aug-07)
The total electricity use of home computers in the UK has doubled between 2000 and 2005. (Market Transformation Programme) <> + ><
In 2005 more than 9% of the total domestic electricity bill was due to computers and their peripherals. (Market Transformation Programme) <> + ><

EITLT estimates that IT accounts for 2% to 3% of all energy consumption in the UK.