Heartland” Is A Canadian Television Drama Series, Which Debuted On CBC Television On October 14, 2007. The Series Is Loosely Based On The Heartland Books By Lauren Brooke. On March 7, 2008 CBC Announced The Show Will Return For A Second Season. On January 20, 2009, It Was Announced On The Heartland Blog On The Show’s Official Website That The Show Has Been Renewed For A Third S…