With preseason football already under way, it won’t be long now until the NFL season officially kicks into full gear. And although the intensity of the gridiron will undoubtedly remain the same, some fans might notice big changes around their local stadiums. That’s because after years of outcry to green up the game, a number of NFL teams have revamped their arenas with a variety of energy-saving and cost-cutting measures.

In San Francisco’s Levi’s Stadium, for instance, an 18,000-square-foot Continue reading →