Producing 2.2lb of beef generates as much greenhouse gas as driving a car non-stop for three hours, it was claimed yesterday.Japanese scientists used a range of data to calculate the environmental impact of a single purchase of beef.
Taking into account all the processes involved, they said, four average sized steaks generated greenhouse gases with a warming potential equivalent to 80.25lb of carbon dioxide.
Eating beef ' is less green than driving' - Telegraph
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