A bright idea: How changing light bulbs helps beat global warming

The simple use of current technology could have a dramatic impact on global warming, if only we would adopt it. The low-energy light bulb and other efficient lighting systems could prevent a cumulative total of 16 billion tons of carbon from being added to the world’s atmosphere over the next 25 years, according to a report by the International Energy Agency.

The agency said it would not need any technology that is not already widely available and – far from costing money – it would save more than
The Independent