▁Ind o - P ak ist ani ▁Wars ▁of ▁ 1 9 6 5 ▁and ▁ 1 9 7 1 . ▁ ▁Crit ic ism ▁and ▁propos als ▁The ▁country ' s ▁east – west ▁distance ▁of ▁more ▁than ▁ ▁covers ▁over ▁ 2 9 ▁degrees ▁of ▁longitude , ▁resulting ▁in ▁the ▁sun ▁rising ▁and ▁setting ▁almost ▁two ▁hours ▁earlier ▁on ▁India ' s ▁eastern ▁border ▁than ▁in ▁the ▁R ann ▁of ▁K utch ▁in ▁the ▁far ▁west . ▁In hab itants ▁of ▁the ▁n ort he astern ▁states ▁have ▁to ▁advance ▁their ▁clock s ▁with ▁the ▁early ▁sun r ise ▁and ▁avoid ▁the ▁extra ▁consumption ▁of ▁energy ▁after ▁day light ▁hours . ▁ ▁In ▁the ▁late ▁ 1 9 8 0 s , ▁a ▁team ▁of ▁research ers ▁proposed ▁separ ating ▁the ▁country ▁into ▁two ▁or ▁three ▁time ▁zones ▁to ▁con serve ▁energy . ▁The ▁binary ▁system ▁that ▁they ▁suggested ▁involved ▁a ▁return ▁to ▁British - era ▁time ▁zones ; ▁the ▁recommend ations ▁were ▁not ▁adopted . ▁ ▁In ▁ 2 0 0 1 , ▁the ▁government ▁established ▁a ▁four - member ▁committee ▁under ▁the ▁Ministry ▁of ▁Science ▁and ▁Technology ▁to ▁examine ▁the ▁need ▁for ▁multiple ▁time ▁zones ▁and ▁day light ▁saving . ▁The ▁find ings ▁of ▁the ▁committee , ▁which ▁were ▁presented ▁to ▁Parliament ▁in ▁ 2 0 0 4 ▁by ▁the ▁Minister ▁for ▁Science ▁and ▁Technology , ▁Kap il ▁Sib al , ▁did ▁not ▁recommend ▁changes ▁to ▁the ▁un ified ▁system , ▁stating ▁that ▁" the ▁prime ▁mer id ian