The Earth provides humanity with so much: life-giving oxygen, water, and a place to keep our roller-hockey gear when we're not using it. Repay the favor with today's Groupon for LetsGoGreen.biz. From biodegradable cups and plates to energy-saving light bulbs and low-flow showerheads, LetsGoGreen.biz fuels environmentally conscious lifestyles with a wide range of eco-friendly products for the home and office. Earth guardians can banish harsh chemicals and germs from their living spaces with a handy bottle of Enviro-One All-Purpose Green Cleaner ($10.48). Up the eco cred of your workplace while catering to your secretary's paper-airplane obsession with environmentally responsible office supplies such as 100% recycled computer paper ($10.98 per ream). Green-weary customers can take the environ-mentality for a test drive with the recycled paper sampler ($15.48), a combo pack of tissues and paper towels. LetsGoGreen.biz ships all orders using Globe Guard packaging products, made from 100% post-consumer waste.