 For a life that's healthy and clean, make it green, green, green. Da-da. Da-da-da-da-da-da-da. Make it green, green, green. A message from the US EPA. Looking for a job worth talking about? Teaching is creative, collaborative, and intellectually challenging. See why teachers have better work stories at teachdfw.org and learn more about becoming a teacher. Brought to you by Teach and the Ad Council.