A couple of years ago DP World, an Emirati ports group with vast operations in Europe, began work to meet European Union rules on sustainability reporting and due diligence. The company had to amass more than 170 different bits of data. Some, like the size of its workforce and their gender, were easy to gather. Others, like water use, less so. DP World hired consultants, expanded its sustainability team and bought new software. Then the EU decided to revise its rulebook.
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