ORIGINAL RESEARCH
		
		 
	
	
	
		Optimizing the DRASTIC Method for Nitrate
Pollution in Groundwater Vulnerability
Assessments: a Case Study in China
	
	
		Haiyang He1, 2, 3, Xuguang Li3, Xiao Li3, Jian Cui3, Wenjing Zhang1, 2, Wei Xu4
		
			
			Pol. J. Environ. Stud. 2018;27(1):95-107
		
		
			
	
	 
	
		
		
 
		
		
	
			ORIGINAL RESEARCH
		
		 
	
	
	
		River Health Evaluation Based on the
Fuzzy Matter-Element Extension
Assessment Model
	
	
		Wei Xu1, Zengchuan Dong1, Zhenchun Hao2, Dayong Li1, Li Ren1, 2
		
			
			Pol. J. Environ. Stud. 2017;26(3):1353-1361
		
		
			
	
	 
	
		
		
 
		
		
	
			ORIGINAL RESEARCH
		
		 
	
	
	
		Highly Selective Copper and Nickel
Separation and Recovery from Electroplating
Sludge in Light Industry
	
	
		Wei Xu1, Wei Liu1, Haochen Zhu1, Jingcheng Xu1, Guangming Li1, Dan Fu2, Lan Luo1
		
			
			Pol. J. Environ. Stud. 2015;24(1):367-374