NORTHBROOK, Ill. and WASHINGTON, July 31, 2019 /PRNewswire/ -- Marking the fifth year of the UL Innovative Education Award (ULIEA), Underwriters Laboratories (UL) and partner North American Association for Environmental Education (NAAEE) today announced the 2019 winners for excellence in environmental education. To celebrate UL's 125th anniversary this year, six non-profit organizations were selected as winners for the difference they are making in their communities by advancing environmental ed