Observed arrival · 2026-10-30
Facteurs CO₂, unité par unité
A searchable reference to 6,459 emission factors from ADEME’s Base Carbone, with a calculator for turning quantities into kilograms of CO₂ equivalent.
- For
- People estimating or comparing the carbon impact of activities and products
- Worth noticing
- Its multi-line calculator displays each factor’s uncertainty range and adds the ranges into a total interval.
Field notes
The page identifies the source as ADEME’s Base Carbone V23.6 and groups its 6,459 listed factors into themes, with counts for each. Its calculator accepts multiple factor-and-quantity lines and shows an uncertainty interval alongside the total; the displayed example combines three entries into 140 kg CO₂e, bounded at 125–154. The visible listings include both broad categories and specific entries such as French electricity, TGV travel, beef, coffee, and smartphones.
Observed signals
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Editorial observations of this landing page, not a rating.
One card from the complete issue