ADEME pour les particuliers
Practical guidance on energy, travel, food, waste and responsible consumption.
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Compare practical environmental choices
Identify the assumptions and scale behind a recommendation for your home or journey.
Check first: Check whether your usage and local constraints match the example.
Compare this resource with other directory records →
Compare two scenarios in the same calculator
- Initial situation
- Describe starting inputs.
- Variant
- Change one identified assumption.
- Choose the calculator matching the category studied.
- Keep the initial scenario’s units and inputs.
- Change one assumption and compare the same scope.
Fictional example: a family compares two travel habits. It keeps duration and frequency in its notes to understand scenario differences without presenting an estimate as instrumented measurement.
Your useful record: Calculator, scope, inputs and changed assumption.
Results from different calculators are not necessarily comparable.
Editorial method informed by ADEME — Évaluer son impact. Documentation consulted on . Examples are fictional exercises, not results from a live service test.
Interpret an environmental impact estimate
ADEME calculators help estimate impacts and identify possible actions. Keep the assumptions entered when comparing scenarios. A personalised result depends on your declared data and the calculator method.
- Inputs
- Record habits, quantities and stated period.
- Unit
- Read the result unit and scope.
- Comparison
- Change one assumption at a time.
- Calculation scopes
- The page separates overall footprint, purchases, food, housing and working life.
Source: ADEME — Évaluer son impact · consulted on - Category reading
- Calculators help examine impacts by category.
Source: ADEME — Évaluer son impact · consulted on
Is the result a direct measurement of my situation?
It is an estimate based on a model and your answers. Read the method and limitations before interpreting it.
Initial profile documentation
Initial profile documentation consulted on . Added details carry their own source and consultation date above.
Editorial selection, without website certification. Read our method.