Overpeck et al., 1997, Arctic Environmental Change of the Last Four Centuries, Science, in press													
													
Table 1. Paleoclimate Site Information													
													

MAP		SITE NAME		PROXY TYPE	Signal*	Reference								LAT		LONG	ELEVATION (m)
NO.													

1		Svalbard Ice Core	percent summer melt		Tarussov, 1992							79 0'		15 0'E	
2		Tornetrask		tree-ring widths		Briffa et al., 1992; Briffa et al., 1996				68 15'		20 15'E	
3		Polar Urals 		tree-ring widths		Briffa et al., 1995;1996					66 30'		65 50' E	
4		Lena River		tree-ring widths		MacDonald et al., this paper					70 41'		125 52' E	
5		Kolyma (J. London Lake)	tree-ring widths		L. Brubaker et al., unpubl.					62 0'		150 0'E	
6		Site 412		tree-ring widths		Jacoby and D'Arrigo, 1989; D'Arrigo and Jacoby, 1992;1993	67 56'		162 18'W	
7		Arrigetch Peaks 	tree-ring widths		Jacoby and D'Arrigo, 1989; D'Arrigo and Jacoby, 1992;1993	67 26'		154 03' W	
8		Dune Lake		13C isotopes		B. Finney, this paper							64 50		146 0' W	
9		Sheenjek  		tree-ring widths		Jacoby and D'Arrigo, 1989; D'Arrigo and Jacoby, 1992;1993	68 38'		143 43' W	
10		TTHH  			tree-ring widths		Jacoby and D'Arrigo, 1989; D'Arrigo and Jacoby, 1992;1993	65 00		138 20'W	
11		Eagle Fecal  		tree-ring widths		Jacoby and D'Arrigo, 1989; D'Arrigo and Jacoby, 1992;1993	69 20'		126 50'W	
12		Franklin Mtns  		tree-ring widths		Jacoby and D'Arrigo, 1989; D'Arrigo and Jacoby, 1992;1993	65 21'		126 41'W	
13		MacKenzie Mtns  	tree-ring widths		Jacoby and D'Arrigo, 1989; D'Arrigo and Jacoby, 1992;1993	65 00'		127 50'W	
14		Coppermine 		tree-ring widths		Jacoby and D'Arrigo, 1989; D'Arrigo and Jacoby, 1992;1993	67 14'		115 55'W	
15		Hornby Cabin  		tree-ring widths		Jacoby and D'Arrigo, 1989; D'Arrigo and Jacoby, 1992;1993	64 02'		103 52'W	
16		Churchill		tree-ring widths		Jacoby and D'Arrigo, 1989; D'Arrigo and Jacoby, 1992;1993	58 43'		94 04' W	
17		Lake DV09 		varve thicknesses		Gajewski et al., 1997						75 34'		89 19' W	
18		Devon Island Ice Core	percent summer melt		Koerner, 1977; Koerner and Fisher, 1990				75 30'		85 0'W	
19		Lake C2			varve thicknesses		Lamoureux and Bradley, 1996					82 47' 		77 54' W	
20		Lake C3			varve thicknesses		Lasca, 1997							82 48' 		77 55' W	
21		Lake Tuborg		varve thicknesses		S. Smith, this paper						77 0'		82 30'W	
22		Castle Peninsula 	tree-ring widths		Jacoby and D'Arrigo, 1989; D'Arrigo and Jacoby, 1992;1993	56 10' 		76 33' W	
23		Kuujuaq			tree-ring widths		Jacoby and D'Arrigo, 1989; unpubl.				58 22'		68 23' W	
24		Upper Soper Lake	dark lamination thicknesses	J	Hughen et al., 1997					62 55'		69 53' W	1
25		Okak 			tree-ring widths		Jacoby and D'Arrigo, unpubl.					57 30'		62 26'W	
26		Salt Water Pond 	tree-ring widths		Jacoby and D'Arrigo, unpubl.					56 30'		61 57'W	
27		Donard Lake		varve thicknesses		J. Moore et al., this paper					66 40'		61 21'W	
28		South Greenland Ice Corepercent summer melt		Kameda et al., 1992; Bradley and Jones, 1993			67 52'		46 16'W	
29		Nansen Fjord		fossil foraminifera		Jennings and Weiner, 1996					68 15'		29 55'W