Buying eco-certified products is one key way to lower your environmental impact – but the world of certification labels isn’t always so easy to navigate. What’s really the difference between organic and certified organic? What do LEED, Greenguard, and Energy Star certifications tell you? Do you really need to buy FSC-certified wood? We're here to help your efforts to help the environment: We’ve detailed five of the most common certifications to guide you on your path to a greener life.