iod ies el ▁supported ▁more ▁than ▁ 6 4 , 0 0 0 ▁jobs . ▁ ▁The ▁growth ▁in ▁b iod ies el ▁also ▁helps ▁significantly ▁increase ▁G DP . ▁In ▁ 2 0 1 1 , ▁b iod ies el ▁created ▁more ▁than ▁$ 3 ▁billion ▁in ▁G DP . ▁Jud ging ▁by ▁the ▁continued ▁growth ▁in ▁the ▁Ren ew able ▁F uel ▁Standard ▁and ▁the ▁extension ▁of ▁the ▁b iod ies el ▁tax ▁in cent ive , ▁the ▁number ▁of ▁jobs ▁can ▁increase ▁to ▁ 5 0 , 7 2 5 , ▁$ 2 . 7 ▁billion ▁in ▁income , ▁and ▁reaching ▁$ 5 ▁billion ▁in ▁G DP ▁by ▁ 2 0 1 2 ▁and ▁ 2 0 1 3 . ▁ ▁Energy ▁security ▁One ▁of ▁the ▁main ▁drivers ▁for ▁ad option ▁of ▁b iod ies el ▁is ▁energy ▁security . ▁This ▁means ▁that ▁a ▁nation ' s ▁dependence ▁on ▁oil ▁is ▁reduced , ▁and ▁subst it uted ▁with ▁use ▁of ▁locally ▁available ▁sources , ▁such ▁as ▁coal , ▁gas , ▁or ▁renew able ▁sources . ▁Thus ▁a ▁country ▁can ▁benefit ▁from ▁ad option ▁of ▁bio fu els , ▁without ▁a ▁reduction ▁in ▁green house ▁gas ▁em issions . ▁While ▁the ▁total ▁energy ▁balance ▁is ▁deb ated , ▁it ▁is ▁clear ▁that ▁the ▁dependence ▁on ▁oil ▁is ▁reduced . ▁One ▁example ▁is ▁the ▁energy ▁used ▁to ▁manufact ure ▁fert il izers , ▁which ▁could ▁come ▁from ▁a ▁variety ▁of ▁sources ▁other ▁than ▁pet role um . ▁The ▁US ▁National ▁Ren ew