“Primarily because of the shift towards cleaner natural gas” aspwv1970-01-01T00:00:00-05:00January 1st, 1970|Twitter| “Primarily because of the shift towards cleaner natural gas” in power generation, Pa. is realizing significant air… https://t.co/vPH0LeQJdD Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkEmail