Bakken , Fracking , Kraftstoffqualitätsrichtlinie , die Treibhausgasemissionen , Hydraulic Fracturing , Lebenszyklusanalyse , Low Carbon Fuel Standard , Schieferöl , Öl fest , Unkonventionelles Öl ###>Bakken, fracking, Fuel Quality Directive, greenhouse gas emissions, hydraulic fracturing, life-cycle analysis, Low Carbon Fuel Standards, shale oil, tight oil, Unconventional oil