By the numbers Smaller carbon footprints

1,000: Pounds of carbon dioxide you can reduce annually by replacing 10 75-watt incandescent light bulbs with 25-watt Energy Star bulbs

330: Pounds reduced by turning down your home thermostat 5 degrees on winter nights (gas heat)

1,693: Pounds reduced by recycling your household newspapers, glass, cans and magazines (family of four)

1,327: Pounds reduced by driving 25 fewer miles a week (vehicle averaging 20 mpg)

Source: EPA’s personal emissions calculator, www.epa.gov/climatechange/emissions/ind_calculator.html