This video from Realtor Magazine does a decent job of summarizing many of the important considerations for designing a green kitchen. Susan would add, unplug everything when not in use! She's a little obsessive about this. I would add, keep it simple! People get obsessed with all of the kitchen gadgets available, but the most eco-friendly kitchens of all are usually the simplest. And what about the cleaning supplies you use? Many of the old standbys that we've grown accustomed to are pretty toxic to you and the environment. Experiment with a less caustic lifestyle... You'll discover that you love it!