Graphic Design USA, a news magazine for graphic designers and creative professionals, publishes two e-newsletters per month. One of them is entirely focused on green design issues. Here’s a link to the latest issue. The newsletter is free and features a wide range of interesting news snippets about paper, industry trends, etc. It’s worth a quick read every month. Here’s a link to past issues as well as a sign-up form at the bottom of the page. Enjoy!