Request an estimation

The results will be available (almost) immediately.
It may take from a few seconds up to a few minutes, depending on the amount of locations you provided.

Javascript appears disabled, and we totally get that. You'll need javascript to render the plots, though.
Fill these to say hello.
We will never share your data with anyone.

Use en_US city and country names, without diacritics.
The comma matters.
This is either a home city and a country or the cities and countries of the participants to the conference, meeting…


If you provide a file, we'll use it instead of the list on the left.
The spreadsheet's first sheet must have an Address column, or a City and Country columns.
Example CSVExample XLS


This is either the cities and countries to travel to or the host city and country of the conference, meeting…
Please provide multiple cities and countries to compute the location of the minimum emission.


Need inspiration? Look at the airports in Africa, Asia, Europe, North America, Oceania, South America, or all of them.

Emission Models to consider
We will use a mean of the selected models.   Please select at least one.
The meaning of RFI is detailed here .
For (single) trips below this distance, we'll ignore the plane models and use 23