Know your impact. Change your future.

Calculate Your
Carbon Footprint

Powered by EPA data and GHG Protocol methodology.
Accurate. Free. Takes 2 minutes or 20.

Quick Calculation → Full Annual Estimate →
🌎 16 tons — Average American annual footprint Source: EPA 2022
✈️ 1 flight NYC→LA = ~1,040 lbs CO₂e Source: ICAO
🏠 Home energy = 29% of US emissions Source: EPA 2022

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The process

How It Works

Answer a few questions

Tell us about your home, travel, diet, and purchases. We handle all the math using real EPA emission factors.

See your footprint

Get a detailed breakdown by category, compared against the US average of 16 tons CO₂e per year.

Take action

We show you your highest-leverage changes — ranked by impact, not guilt. Every ton saved matters.

Choose your calculator

Different tools for different needs. All powered by the same EPA-sourced data.

Quick Calculation

What's the footprint of one trip, meal, or purchase? Get an instant answer in under a minute.

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Annual Footprint

What's my total carbon footprint this year? A complete multi-section estimate with a personalized action plan.

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Pre-Planning Explorer

Compare two options before you decide — drive vs. fly, beef vs. chicken, gas vs. electric. See the difference before you choose.

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