Last year your school used 170,000 kWh of gas.
That's the gas used by 15 UK homes in a year.
Last week your school used 5,200 kWh of gas.
That's enough energy to heat the hot water for 2,500 showers.
Last week your school's gas use generated 950 kg of carbon dioxide.
That's the same amount of carbon dioxide generated when you drive a petrol car 5,600 km.
Last year your school used 170,000 kWh of gas.
It will take 35 trees, each living 40 years, to absorb the carbon dioxide released when this gas was burnt.
