▁as ▁bl ending ▁fuel ▁for ▁transport ation ▁se ctors . ▁ ▁European ▁Union ▁▁ ▁The ▁European ▁Union ▁is ▁the ▁greatest ▁producer ▁of ▁b iod ies el , ▁with ▁France ▁and ▁Germany ▁being ▁the ▁top ▁produ cers . ▁To ▁increase ▁the ▁use ▁of ▁b iod ies el , ▁there ▁are ▁policies ▁requiring ▁the ▁bl ending ▁of ▁b iod ies el ▁into ▁fu els , ▁including ▁pen alt ies ▁if ▁those ▁rates ▁are ▁not ▁reached . ▁In ▁France , ▁the ▁goal ▁was ▁to ▁reach ▁ 1 0 % ▁integration ▁but ▁plans ▁for ▁that ▁stopped ▁in ▁ 2 0 1 0 . ▁As ▁an ▁in cent ive ▁for ▁the ▁European ▁Union ▁countries ▁to ▁continue ▁the ▁production ▁of ▁the ▁bio f uel , ▁there ▁are ▁tax ▁reb ates ▁for ▁specific ▁quot as ▁of ▁bio f uel ▁produced . ▁In ▁Germany , ▁the ▁minimum ▁percentage ▁of ▁b iod ies el ▁in ▁transport ▁dies el ▁is ▁set ▁at ▁ 7 % ▁so ▁called ▁" B 7 ". ▁ ▁Environment al ▁effects ▁ ▁The ▁sur ge ▁of ▁interest ▁in ▁b iod ies els ▁has ▁highlight ed ▁a ▁number ▁of ▁environmental ▁effects ▁associated ▁with ▁its ▁use . ▁These ▁potentially ▁include ▁redu ctions ▁in ▁green house ▁gas ▁em issions , ▁def or est ation , ▁poll ution ▁and ▁the ▁rate ▁of ▁bi ode grad ation . ▁ ▁According ▁to ▁the ▁E PA ' s ▁Ren ew able ▁F uel ▁Stand ards ▁Program ▁Reg ul atory ▁Imp act ▁Analysis , ▁released ▁in ▁February ▁ 2 0 1 0 , ▁b iod ies el