Environment & Sustainability

The Environment & Sustainability subcategory gathers tools that let you put a number on how your daily life affects the planet. Enter your car use, home electricity and gas usage, and diet type, and you can see an estimate of your annual CO2 emissions compared against world, Japan, and US averages.

Carbon Footprint Calculator | Estimate Your Personal CO2 Emissions from Car, Electricity, Gas & Diet

Free carbon footprint calculator that estimates your annual CO2 emissions from car use, home electricity and gas, and diet — then compares your result against world, Japan, and US averages.