ORIGINAL RESEARCH
		
		 
	
	
	
		Spatial and Diurnal Variations of Carbon Monoxide (CO) Pollution from Motor Vehicles in an Urban Centre
	
	
		Emmanuel Ehiabhi Ukpebor1, Justina Ebehirieme Ukpebor2, Felix Eromomene1, Justice Ighodaro Odiase3, Duke Okoro4
		
			
			Pol. J. Environ. Stud. 2010;19(4):817-823