▁the ▁Wild life ▁Prote ction ▁Act ▁of ▁ 1 9 7 2 , ▁for ▁the ▁conservation ▁of ▁its ▁fl ora ; ▁▁ 1 9 8 2 : ▁The ▁park ▁was ▁renamed ▁N anda ▁De vi ▁National ▁Park ; ▁▁ 1 9 8 8 : ▁The ▁N anda ▁De vi ▁National ▁B ios phere ▁Reserve ▁established ▁( 2 2 3 , 6 7 4 ▁ha ) ▁with ▁the ▁national ▁park ▁as ▁core ▁zone ▁( 6 2 , 4 6 2 ▁ha ) ▁and ▁a ▁ 5 1 4 , 8 5 7 ▁ha ▁buffer ▁area ▁surrounding ▁both ▁sites ; ▁restrictions ▁were ▁im posed ▁on ▁the ▁rights ▁of ▁nearby ▁vill agers ; ▁▁ 2 0 0 0 : ▁The ▁B ios phere ▁Reserve ▁extended ▁by ▁the ▁government ▁to ▁ 5 8 6 , 0 6 9 ▁ha ▁and ▁the ▁Valley ▁of ▁Flow ers ▁National ▁Park ▁was ▁added ▁as ▁the ▁second ▁core ▁zone ▁( 6 2 , 4 6 2 ▁ha + ▁ 8 , 7 5 0 ▁ha , ▁tot alling ▁core ▁areas ▁of ▁ 7 1 , 2 1 2 ▁ha ); ▁▁ 2 0 0 4 : ▁The ▁two ▁core ▁zones ▁and ▁buffer ▁zone ▁designated ▁a ▁UN ES CO ▁M AB ▁reserve . ▁ ▁Management ▁The ▁park ▁is ▁admin ister ed ▁by ▁the ▁U tt ar ak hand ▁State ▁Forest ry ▁Department , ▁the ▁national ▁Ministry ▁of ▁Environment ▁and ▁For ests , ▁India . ▁There ▁is ▁no ▁settlement ▁in ▁the ▁national ▁park ▁and ▁gra zing ▁in ▁the ▁area ▁has ▁been ▁b anned ▁since