The fund has assets of more than $215.09 millions, making it one the largest ETFs in Alternative Energy ETFs. Investors may also consider other ETFs. The IShares ESG-Aware MSCI EAFE ETF, (ESGD – Free Report), tracks MSCI EAFE ESG Focus Index. The iShares ESG-Aware MSCI USA ETF, (ESGU – Free Report), tracks MSCI USA ESG Focus Index. ESGD charges 0.1% and ESGU has an expense ratio 0.20%.