Resources Sustainability 100% Cork: Allen Hershkowitz of the NRDC Discusses Benefits of Real Cork Cork: A Model of Sustainable Business Cork: Video by World Wildlife Fund New International Guidelines Encourage Wineries to Take Cork Forests Into Consideration When Calculating Carbon Footprint Cork Quality Council Sustainable Practices Apcor Environmental Study: Cork. Culture. Nature. Future. The Benefits of Natural Cork Sales by Closure 2013 Cork vs. Screwcap Tasting Tragon Study: Consumer Attitudes of Wine Closures Italians are Wiling to Spend More for a Cork Stopper Apcor Cork Closure Study: Cork Stopper. Culture. Nature. Future. Additional Studies 2013 Cork Quality Council Report 2006 American Vineyard Foundation/ETS Study Bottling Handbook for Proper Closures – English Version Bottling Handbook for Proper Closures – Spanish Version Apcor Cork Facts: Cork. Culture. Nature. Future.