7 0 s ▁– ▁National ▁Park s ▁System ▁Plan ▁de vised ▁with ▁an ▁aim ▁to ▁protect ▁a ▁representative ▁sample ▁of ▁each ▁of ▁Canada ' s ▁ 3 9 ▁natural ▁spaces . ▁ 1 9 7 9 ▁– ▁National ▁Park s ▁policy ▁is ▁re vised ▁to ▁make ▁pres erving ▁e colog ical ▁integrity ▁the ▁priority ▁in ▁Canadian ▁Park s , ▁ending ▁the ▁so - called ▁dual - m and ate ▁with ▁recre ational ▁uses . ▁ 1 9 8 4 ▁– ▁First ▁national ▁park ▁established ▁through ▁a ▁land ▁claim ▁agreement . ▁ 1 9 8 8 ▁– ▁National ▁Park s ▁Act ▁am ended ▁formal izing ▁the ▁principle ▁of ▁e colog ical ▁integrity ▁in ▁the ▁park ▁system . ▁ 1 9 8 9 ▁– ▁The ▁End anger ed ▁Sp aces ▁campaign ▁is ▁launched ▁by ▁the ▁Canadian ▁Park s ▁and ▁W ilder ness ▁Society ▁and ▁World ▁Wild life ▁Canada ▁to ▁encou rage ▁the ▁completion ▁of ▁the ▁national ▁par ks ▁system . ▁The ▁goal ▁of ▁the ▁campaign ▁is ▁to ▁have ▁par ks ▁and ▁protected ▁areas ▁that ▁represent ▁each ▁of ▁the ▁country ' s ▁natural ▁regions . ▁ 2 0 1 1 ▁– ▁To ▁mark ▁the ▁ 1 0 0 th ▁anni versary ▁of ▁the ▁creation ▁of ▁the ▁national ▁par ks ▁system , ▁Park s ▁Canada , ▁Prim itive ▁Entertainment ▁and ▁Disc overy ▁World ▁HD ▁commission ed ▁the ▁National ▁Park s ▁Project ▁to ▁create ▁a ▁series ▁of ▁document ary ▁films ▁about ▁various ▁par ks ▁in ▁the ▁system . ▁ 2 0 1 7 ▁– ▁Free ▁National ▁Park s