· The Science Based Targets initiative (SBTi) has validated Cementir's CO 2 emission reduction targets, judged to be consistent with the 'well below 2°C' objective, pursuant to the Paris Climate Agreement of 2015.. SBTi has validated Cementir Holding commitment to a 25 per cent reduction of scope 1 and scope 2 GHG emissions per tonne of cementitious products by 2030, from a 2020 .