The Middlefield Sustainable Infrastructure Dividend ETF (TSX:MINF) stands out as a promising investment option for those seeking both high yields and growth potential. This ETF focuses on sustainable infrastructure stocks, including those related to hydrogen energy, battery storage, wind power, solar power, and other renewable energy sources. By investing in companies at the forefront of the shift towards cleaner energy solutions, the fund offers investors a chance to be part of the sustainable energy revolution. Despite a management fee of 1.25%, the ETF has delivered total returns of around 11% year to date, with a dividend yield of over 5%. While this ETF may not be the cheapest option available, its actively managed approach and solid performance make it a compelling choice for long-term investors looking for income generation. The fund's significant exposure to utilities and industrial stocks, combined with top holdings such as Topaz Energy, Xylem, and Tourmaline Oil, further diversify its portfolio and enhance its growth potential. Overall, the Middlefield Sustainable Infrastructure Dividend ETF presents a strong case for investors looking to add a sustainable and high-yield investment to their portfolios.