Roadkill cartoon: unleaded fuel’s impact on the environment – roadkill caused by fuel tanker September 11, 2011 by chrismadden Environment cartoons Roadkill cartoon Unsustainable energy cartoon A fuel tanker transporting unleaded petrol squashing a hedgehog on the road A cartoon about sustainable energy, environmental impact, roadkill, gas, fuel supply. Originally published in the Guardian newspaper in the 1980s. Cartoon reference number: env057 Related