The world’s largest asset manager, BlackRock (NYSE: BLK) holds stock in more than 5,000 businesses. The sheer scale of the investment giant’s dealings is tough to comprehend — but honing in on how the company treats specific businesses can serve as a worthwhile barometer.As one of the players at the forefront of ESG (environmental, social, and governance) investing, Blackrock’s focus on renewables has led it to invest in numerous ventures that are tackling the issue of climate change. One such company is Lu ...