This past Sunday, American Idol Season 9 runner-up Crystal Bowersox was married boyfriend Brian Walker in a small ceremony at a club where the two first met. What makes Bowersox worthy of a blog discussion here on ENN is the fact that her wedding was eco-friendly, ranging from her custom gown to the local, organic bakery she picked to cater the wedding. For one thing, her wedding dress was custom-made by Tara Lynn, a Vermont-based designer who is committed to designing Earth-friendly, sustainable fashion (her studio is also solar-powered!). The dress was a custom mix of hemp and cotton, and the train included seashells and beads…