The corporation, one of the world’s largest by revenue, could eventually use the data to cut costs by comparing similar suppliers’ efficiency, the report said.
Wal-Mart will start with a pilot group of about 30 companies, with a view to rolling out the measurement and reporting to its 68,000 suppliers.
Reporting emissions in this manner will be the first stage towards curbing greenhouse-gas pollution, the report cited Paul Dickinson, chief executive of the Carbon Disclosure Project, a group of institutional investors that pioneered the scheme, as saying.
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