Spatial and Temporal Variation in Fine Particulate Matter Mass and Chemical Composition: The Middle East Consortium for Aerosol Research Study

Table 2

Cluster analysis results for metals observed at each site.

Site		Group 1	Group 2	Group 3	Group 4
Palestine	E. Jerusalem	Al, Ti, Si, Fe, Mn, Ca, K, Sr	P, S	Pb, Br, Zn	V, Ni
	Hebron	Al, Si, Fe, Ti, Mn, K, Ca, Sr	P, S
	Nablus	Al, Si, Ti, Fe, Mn, K, Ca, Sr	P, S	Pb, Cu, Br,Yt
Jordan	Aqaba	Al, Si, Fe, Ti, Ca, Mn, K, Sr		Pb, Zn
	Rahma	Al, Si, Ti, Fe, Ca, Mn, K, Sr	P, S	Pb, Zn	Ni, Br
	Amman	Al, Si, Fe, Ti, Mn, K, Ca, Sr, V	P, S	Pb, Br
	Zarqa	Al, Si, Ti, Fe, K, Sr, Ca	P, S	Pb, Yt, Cl, Br	V, Ni
Israel	Eilat	Al, Si, Ti, Fe, Mn, Ca, K, Sr	P, S	Pb, Zn
	W. Jerusalem	Al, Si, Ti, Fe, Mn, Ca, K, Sr	P, S	Pb, Br, Zn
	Tel Aviv	Al, Si, Ti, Fe, Mn, K, Sr	P, S	Pb, Zn
	Haifa	Al, Si, Ti, Fe, Mn, Ca, K, Sr	P, S	Pb, Br	V, Ni