For formal and non-formal environmental educators, this is a great opportunity!
The ISTA 50th anniversary free membership offer expires on December 31, 2017! This offer applies to everyone. If you are a current member with dues paid, the offer extends your membership for another year! If your membership has expired, sign up now for a free year! If never a member, no time like now to join! Click on the link below for this great offer: http://ilscience.org/membership
