What is your favorite state

London England. I can only say that!! It has the coolest and tallest thing with a clock! XD

Air pollution: “combustion results in gases such as nitrogen oxides, nitrogen dioxide and particulates. the main causes of air pollution include transport, domestic combustion and industrial processes. pollutants from these sources can cause problems in the immediate vicinity and a distance away.”

Answerhave flowing water either episodically or during only a portion of the year;