In 2017, total greenhouse gas emissions in U.S. reached thei aspwv1970-01-01T00:00:00-05:00January 1st, 1970|Twitter| In 2017, total greenhouse gas emissions in U.S. reached their lowest levels in 25 years, according to EPA, propelli… https://t.co/q0Y9snTK9O Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkEmail