First off, cork is renewable, recyclable, and biodegradable. And cork oak forests are incredibly important to the environment. According to the article, "cork oaks soak up millions of tons of carbon dioxide, a major greenhouse gas." And, of course, those caps take a lot of energy to manufacture.
So send a message by skipping the caps this holiday season. It's pretty easy to do—80 percent of the bottles are still sealed with corks.
Oh, and then you can do all sorts of neat stuff with corks after the wine is through. Try doing this with caps.
Read more about corks vs. caps here.
Image: Modern Eco Homes