"The quality of ESG data remains a major headache for investors as they try to incorporate sustainability issues into their decision-making ... [This poll of] investors, covering asset owners and managers, hedge funds and private equity firms, finds that 71 percent view 'inconsistent and incomplete' data as the biggest barrier to ESG investing. Data issues rank ahead of other challenges, such as greenwashing (cited by 61 percent of respondents) and reconciling ESG investing with fiduciary duties (53 percent)."  MORE >>