New York City -- The Grupo Pao de Acucar, the largest retailer in South America, has selected the SAP Carbon Impact OnDemand solution to monitor and manage carbon emissions and energy consumption in each of its 1,832 stores. The solution, from SAP, will help the group, long recognized as a sustainability leader for retailers both in Latin America and globally, to more effectively control greenhouse gas (GHG) emissions and increase the data quality of environmental reports submitted to financial and sustainability regulatory agencies.