Green game changers: Pittsburgh sports arenas reinvent this once smoggy city’s image

By Connor Mulvaney The Pioneer PNC Park went green by recycling most of the waste created by fans at their games and donating leftover prepared concessions. Heinz Field installed advanced lighting and air conditioning systems to conserve more energy. Highmark Stadium also showed its environ- mental friendliness by using recycled steel to construct the seating area and recycled rubber for the... Read More