CNBC
By Anmar Frangoul
Michael Ivins | Boston Red Sox | Getty images
Every weekend, millions of people around the world make the pilgrimage to their favorite sports team and watch their sporting heroes and heroines in the flesh.
As sports science, analysis, and detailed statistics transform the way teams prepare for games, arenas are also changing, with many looking to “go green.”
Here, CNBC takes a look at some of the stadiums and teams embracing clean energy and the environment.