What is the dirtiest place to be anywhere in the planet?

I think it has to be somewhere like hollywood where everybody visitsWhat is the dirtiest place to be anywhere in the planet?
It would have to be Florida ,for the a ignorance and Arkansas for the littering.What is the dirtiest place to be anywhere in the planet?
mexico or france
a dirt fieldWhat is the dirtiest place to be anywhere in the planet?
Based on my own travel I think its China.
I think the oil sands in northern Canada. Can't emagine oil in the soil every where.What is the dirtiest place to be anywhere in the planet?
Romania :p You just can't seem to wash the stench of hate and indifference off...if you're a local, your water bill will probably bankrupt you ^^