The investment seeks to maximize total return by investing in companies that BlackRock Fund Advisors (?BFA?) believes are furthering the transition to a lower carbon economy. The fund seeks to maximize total return by primarily investing in companies that BFA believes are furthering the transition to a lower carbon economy. It will also seek to invest in a portfolio of equity securities that, in BFA?s view, has an aggregate environmental assessment that is better than the aggregate environmental assessment of the MSCI ACWI Multiple Industries Select Index. The fund is non-diversified.