Carbon Footprint Calculator

Personal annual CO2 from transport, home, food, and goods.

Car km/week

Fuel Type

Flights per year

Avg flight hours (one-way)

Electricity (kWh/month)

Natural gas (m³/month)

Diet

Goods & services ($/month)

Tab to move between fields

Total CO2 (tonnes/year)

17.13

Transport (tonnes)4.74

Home energy (tonnes)5.69

Food (tonnes)2.5

Goods & services (tonnes)4.2

% of world average365%

% of US average117%

Trees to offset779

How to Use This Calculator

Enter your weekly car driving distance in km and select fuel type.
Set number of round-trip flights per year and average flight hours.
Enter monthly electricity (kWh) and natural gas (m³) usage, and select dietary pattern.
Review Total CO₂ (tonnes/year) and breakdown by transport, home energy, diet, and goods.
Identify your largest emission source and explore reduction strategies for that category first.

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