"Where regulatory conditions allow, ECOPact products integrate upcycled construction and demolition materials, further closing the resource loop," the firm says. LafargeHolcim is not alone in its aims to develop more sustainable materials. The HeidelbergCement Group, another major building materials company, is targeting CO2-neutral concrete by the middle of the century "at the latest." In its Sustainability Report for 2019, the German business said it would reach its goal in a number of ways, including the development of "innovative cement types with a lower CO2-footprint."