This is apples and oranges. They're comparing coal miners to people who are primarily engaged in building or installing solar panels. If you want a true compa

This is apples and oranges. They're comparing coal miners to people who are primarily engaged in building or installing solar panels. If you want a true comparison along those lines, you'd need to account for every person working at a coal-fired power plant or working on a coal-based power source (like antique trains).