Carbon Footprint Calculator — DEFRA 2024 · IPCC AR6 · GHG Protocol

Tell us about your activities in plain language. AI handles the conversation — DEFRA, IPCC AR6, and GHG Protocol handle the math.

Carbon Footprint Calculator

How much CO₂ are you responsible for?

Answer a few questions. Get your number. Then do something about it.

More calculators

Premium Custom ReportSoon

IPCC · DEFRA · EPA methodologyVCS / Gold Standard creditsResults saved to your account