The Choice Is Yours

This infographic displays the 3 most common types of caps. It shows that cork is the most efficent because even though it uses a significant amount of water it still produces less green house gases, uses less enegy, and has a small amount of solid waste.

http://www.loveinfographics.com/wp-content/uploads/2012/01/bottle-top-or-cork-environmental-impact-food-infographic2-600x456.jpg