Facts

Buildings, residential and commercial, account for 10 to 15 per cent of all greenhouse gas emissions, including 70% carbon dioxide and 25% methane.

Take a train rather than a car for daily commuting of 8 km. It saves 1.7 kg CO2 a day.

Shift to a higher gear at the right time. A vehicle travelling at 37 mph in third gear uses 25 per cent more fuel than it would at the same speed in fifth gear.

Heat bread rolls in a toaster rather than in the oven for 15 minutes. It saves 170 grams of CO2 each time.

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