
Here's the latest sign ESG investing is now mainstream after starting as a niche corner of Wall Street: It's become the target of Republican politicians and billionaire Elon Musk amid the nation's cultural schism.
To use an ESG approach is to consider a company's performance on environmental and other measures before deciding whether to invest in it. The ESG industry says it helps highlight companies that may be riskier than traditional investing guidelines alone would suggest. It could also help investors find better opportunities.