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.
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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.
→Annual Footprint
What's my total carbon footprint this year? A complete multi-section estimate with a personalized action plan.
→Pre-Planning Explorer
Compare two options before you decide — drive vs. fly, beef vs. chicken, gas vs. electric. See the difference before you choose.
→Equipment & Industrial
Generator & BESS Carbon Tools
Compare diesel generators, model BESS hybrid savings, and build load profiles for construction, events, telecom, and industrial sites.
Generator Comparison
Compare Atlas Copco, Aggreko, and Himoinsa generators side-by-side on fuel, cost, and CO₂e per kWh at any load point.
BESS + Generator Hybrid
Model 24-hour fuel and emissions savings from pairing a battery energy storage system with a generator under a real load profile.
Load Profile Builder
Browse preset profiles for construction, events, telecom, and industrial — or drag-and-draw your own 24-hour kW demand profile.