What is Carbon Footprint Calculator?

Carbon Footprint Calculator estimates your annual CO2 emissions based on your travel, energy use, diet, and lifestyle choices. Understand your environmental impact and discover where you can reduce emissions the most.

How to use

1. Answer questions about your transportation — car mileage, flights taken, and public transit use.
2. Enter your home energy details — electricity usage, heating type, and household size.
3. Review your total estimated CO2 emissions broken down by category with comparison to averages.

Result

You drive 12,000 miles/year, took 2 round-trip flights, and use natural gas heating for a 2-person home. Your estimated footprint is 8.2 tons CO2/year — the US average is 16 tons.

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