Estimate your monthly carbon footprint from electricity, natural gas, and driving.
Estimate your monthly carbon footprint from electricity, natural gas, and driving.
CO₂ = Electricity×0.92 + Gas×11.7 + Miles×0.89
900 kWh + 50 therms + 1000 miles → 2,303 lbs CO₂/month.
Enter your values in the fields above and click "Calculate" to get instant results. All calculations happen in your browser — nothing is sent to any server.
What is Carbon Footprint Calculator?
Estimate your monthly carbon footprint from electricity, natural gas, and driving.
What formula does this use?
This calculator uses: CO₂ = Electricity×0.92 + Gas×11.7 + Miles×0.89
Is this calculator free?
Yes! All calculators on CalcNest AI are 100% free with no account required.
Is my data safe?
Absolutely. All calculations run locally in your browser. We never store or transmit your input data.