The scope 1, 2 and 3 (commuting and business travel) carbon footprint, related to turnover, of the Business Unit Europe and underlying subsidiaries (called Organizational Boundary) is calculated and reported on a 6-monthly basis.
More details and progress of reduction measures can be found in the most recent 6-monthly progress reports
CO2-Progress report - 2020 S1 - BESIX NL Branch (only available in Dutch)