External assurance can reduce ‘greenwashing’
External assurance can reduce ‘greenwashing’ Marcio Viegas, founder and managing director, SUST4INHans Hoogervorst, chair of the International Accounting Standards Board, claims that “greenwashing is rampant” in sustainability reporting (FT.com, April 2). Then Tim Mohin, chief executive of the Global Reporting Initiative, “categorically refutes” that claim (Letters, April 8) while candidly reminding us of the Enron and 1MDB …