Did you know that a huge cargo ship consumes 150-250 tons of fuel per day? Yes, that's a massive amount and if you still can't imagine the exact quantity, it equals to the amount of fuel needed by 3,770 smart cars per 1 kilometer. Yes, with fuel, there comes the issue of pollution inevitably and if you take the shipping industry as one country, with the pollution it causes to the atmosphere and the environment, it will be placed sixth among the countries which cause the most pollution in the world.