How Do You Know If an ETF Is Green or Not?
Source: https://www.investopedia.com/articles/exchangetradedfunds/11/going-green-with-etfs.asp
There is no single definition for the word "green." Some "green" funds may invest in companies that research alternative energies, even if those companies also work with fossil fuels. Others may invest only in companies with a low carbon footprint. Since there is no objective definition, investors should decide themselves if a fund matches their environmental criteria.