No account needed
Estimate your emissions, and see where the number comes from
Uses the same calculation engine and factor library as the CarbonTiers tools.
Enter your data to see the result, the factor behind it and its source.
This is a single-source screening estimate, not a complete inventory or a report for disclosure. Electricity uses each country’s latest factor in the library and counts CO₂ only. Fuel uses IPCC default factors for commercial buildings, where CH₄ and N₂O factors differ by sector.