The summit of the Group of Eight industrial nations – the G8 – being held in Italy has agreed to try limiting global warming to 2 degrees Celsius (3.6 Fahrenheit) and also cut greenhouse-gas emissions in the member-nations by 80%.

The goal of limiting global warming to 2 degrees Celsius was adopted, for the first time, by the United States, Russia, Japan and Canada. This target had already been agreed on in 1996 by the European Union and its G8 member-countries, the United Kingdom, France, Germany and Italy.
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