text: Paris is even enforced a aprtial driving ban to clear the air of global city,  with even number or even odd number license pltes were ordered to leave their cars at home or suffer a 22-euro fine 31$ , almost over 4.000 drivers were fined according to reuter's, Twnety seven people had their cars impounded fo their reaction to the fine,congestion was down 60%  in the capital of france, after five-days of intensifying smog rivaled beijing,china which is known as one of the most pulluted city due to its population of people their, cold nights and warm days cause the warmer layer of air to trap car emissions, disel fuel was blame since france has a tax policy that favors disel over gasoline, (Gasoline runs out faster than disel). Diesel make up 67% of vehicles in france compared to a 53 Percent average of disel engines in  rest of western Europe acorrding to reuters.