Last week your school used 15,000 kWh of gas.
That's enough energy to heat the hot water for 7,300 showers.
Last year your school used 640,000 kWh of gas.
It will take 130 trees, each living 40 years, to absorb the carbon dioxide released when this gas was burnt.
Last week your school's gas use generated 2,800 kg of carbon dioxide.
That's the same amount of carbon dioxide generated when you drive a petrol car 16,000 km.
Last year your school used 640,000 kWh of gas.
That's the gas used by 55 UK homes in a year.
