Is AEROPLAN shutting down?? If no, what does this mean?

"22. Subject to earlier termination or amendment of the Aeroplan Program, you can accumulate Aeroplan Miles until December 31, 2016, and request reward travel until March 31, 2017. Reward travel must be completed by December 14, 2017."


https://www3.aeroplan.com/terms_and_conditions.do