Walmart Hits Gas In Going Greener by Mark Friedman Posted 9/24/2018 12:00 am Updated 2 months ago After a decade of success in its sweeping sustainability efforts, Walmart Inc. is working on a new goal: slashing greenhouse gas production in its supply chain. Want the Full Article? Get Unlimited Archive Access for $19.95 per Year Readers must pay to access articles older than 15 days. Articles newer than 15 days are not included in this offer. Purchase Now Already have archive access? Login to view this article.