Scope 1 corresponds to direct emissions from self-controlled sources. For Catena's part, these include gas heating of properties under Catena's control, as well as travel by company car.
Scope 2 corresponds to indirect emissions from grid-borne energy use. For Catena, these include district heating consumption and electricity consumption under Catena's control.
Scope 3 corresponds to other indirect emissions over which the company has no direct control but which occur due to Catena's operations. For Catena, these include energy consumption under customer control, business travel, commuting, emissions from construction projects (energy, transport, waste, materials) and other purchased services (eg waste management).