There's a lot of sustainability reporting, but it's inconsistent, noisy and often counterproductive. How can we make it better? Reporting is being oversold. Output is being confused with impact. Measurement is often nonstandard, incomplete, imprecise and misleading. Headlines touting new milestones in disclosures are often just “greenwishing.” Worst of all, the focus on reporting may be an obstacle to progress by diverting rather than enlightening investors. That’s quite an indictment, especially coming from a proponent of sustainability. The argument, by Kenneth P. Pucker, a lecturer at the Questrom School of…