TABLE 2.

Biomass comparison among ice samples from the Kuytun 51 Glacier and other glaciers worldwide

Glacier	Location	Altitude (m above sea level)	Glacial type	Total biomass (104 cells/ml)	Live biomassa	Reference
Kuytun Tienshan Mt.	84°24′E	3,500-4,000	Subcontinental	7.3-129	11.4 × 102-269 × 102 cells/ml	This study
	43°43′N
Rongbuk Hymalaya	28°01′N	6,000-8,000	Continental	2.1-90.4	0.1-5 CFU/ml	16, 34
	86°57′E
Guoqu Geladandong	33°34′N	6,621	Continental	0.3-83 (ice core)	ND	15
	91°10′E
Palong	29°14′N	4,618-5,974	Marine	0.68-37.2	ND	15
	96°55′E
Kongsvege	78°56′N			1-20		2
	11°52′E
Muztag Ata	38°17′N	6,350	Continental	0.2-21.7 (ice core)	0-1.04 CFU/ml	32
	75°04′E
Guliya	35°21′N	6,200	Subcontinental	1 (ice core)	0.07-1.8 CFU/ml	8
	81°31′E
Malan	35°50′N	5,680	Continent	0.005-0.04 (ice core)	<1-0.85 CFU/ml	35
	90°40′E
Puruogangri	33°44′N	6,000	Subcontinental	2.56-25.5 (ice core)	0-7.6 CFU/ml	37
	89°20′E
Bench (Alaska)	61.03°N	950-1,600	Subglacial	6.6-37	ND	22
	145.7°W
John Evans (Arctic)	79°40′N	100-1,500	Polythermal	ND	1-10 CFU/ml	22
	74°00′W
Antarctica	78°27′S	3,500	Polar	0.003-0.83		1
	106°48′E
GISP2	72°35′N	3,203	Polar	6,100-9,100 (base ice)	ND	18
Greenland	37°38′W
South Pole	90°S	2,835	Polar	0.02-0.5		6
Taylor Dome, Antarctica	77°47′S	2,365	Polar		∼10 CFU	7
	158°43′E

^aND, no determination.