Just in case that plastic shell you picked up has run its course and you're not looking to alert Al Gore with your next purchase, Root Cases offers a wee bit more environmentally friendly alternative. Now you can outfit your iPad 2 with either North American Walnut or eco-friendly, South Asiatic Bamboo. Both cases will protect your slate in book-like fashion, securing the tablet at the corners and sticking shut via magnetic closure. If you're ready to pull the trigger, you can grab both of these via the source links below for $79 each -- or hit the ga