Table I. Projects participating in and cooperating with the U.S. IBP Tundra Biome Program. 



Projects 



Sites* 



Principal Investigators 

 and Institutions 



Effects of manipulation of snow and vegetation covers on the 

 thermal regimes of the tundra <NSF) 



Simulations of meteorological variation over arctic coastal 

 tundra under perturbed physical interface conditions (NSF) 



Bioenvironmental parameters of natural and disturbed eco- 

 systems along the trans-Alaskan transportation corridor (NSF) 



Photosynthetic responses and adaptations of tundra plants to 

 the arctic environment.(NSF/AINA) 



Patterns of interactions among ecosystem components using 

 natural and disturbed tundra sites near Barrow, Alaska (NSF) 



Population ecology and energy utilization of tundra soil 

 arthropods (NSF) 



Phosphorus cycling and its effect on primary production in 

 arctic ponds (NSF) 



Nitrogen fixation in terrestrial and aquatic ecosystem com- 

 ponents (NSF) 



Metabolic activities of terrestrial decomposers in tundra 

 ecosystems (NSF) 



Short-term nutrient fluctuations in disturbed and natural 

 arctic and subarctic ecosystems (NSF) 



The analysis of the structure and function of the wet tundra 

 ecosystem at Point Barrow, Alaska (NSF) 



1 Gunter Weller, Univ. of Alaska 



Carl Benson, Univ. of Alaska 



1 Norman W. Lord Center for Environment 



Joseph Pandolfo and Man, Hartford, Conn. 



1, 2 George C. West, Univ. of Alaska 



Larry L. Tieszen, Augustana College 

 Soulb Dakota 



Frank A. Pitelka, Univ. of Calif. 

 Arnold M. Schultz, Univ. of Calif. 

 Paul L. Gersper, Univ. of Calif. 



Stephen MacLean, Jr., Univ. of Montana 

 (presently Univ. of Illinois) 



Robert J. Barsdate, Univ. of Alaska 



1, 2 Vera Alexander, Univ. of Alaska 



1 Robert E. Benoit, Va. Polytech. Inst. 



1, 2 Keith VanCleve, Univ. of Alaska 



1 Harry N. Coulombe, San Diego State College 



Phil Miller, San Diego State College 

 Jerry Brown, USACRREL 



Rates of thermal erosion and runoff on the arctic coastal 1 



plain (AINA and USACRREL) 



Soil thaw validation under natural and perturbed surface 1 



conditions (USACRREL) 



Effect of petroleum contaminants on cold-regions terrain 1 



(USACRREL) and 



Effect on the ecology and biochemistry of oil seepages 1 



and spills in cold-dominated environment (ARO) 



Administration, uootuination, and technical services for the 

 U.S. IBP Tundra Biome (ARO-D, USACRREL, BP, ARCO) 



Primary production of tundra vegetation at comparative sites 1, 2 

 in Alaska and Canada (cooperative)'! 



Tundra-taiga revegetation study (TAPS-Alyeska)t 1, 2 



Biological assessment of the extent and consequences of a 

 heated pipe section (TAPS-Alyeska)t 



Caribou-Poker Creeks Research Watershed Programt 



Robert 1. Lewellen, Univ. of Denver 

 Jerry Brown, USACRREL 



Jerry Brown, USACRREL 

 Yoshisuke Nakano, USACRREL 



Jerry Brown. USACRREL 

 Paul R. Murrmann, USACRREL 

 Brent McCown, USACRREL 



1, 2 Jerry Brown, USACRREL 



George C. West, Univ. of Alaska 



Larry Bliss, Univ. of Alberta 

 Ross Wien, Univ. of Alberta 

 Jerry Brown. USACRREL 



Keith VanCleve. Univ. of Alaska 

 William Mitchell, Univ. of Alaska 



Peter Morrison, Univ. of Alaska 

 Brent McCown, Univ. of Alaska 



Inter-Agency Technical Committee for 

 Alaska (Charles Slaughter, coordinator) 



*Sites: 1. Arctic Coastal Tundra 



2. Bioenvironmental Gradients 



tNon-Reporting Projects and Programs 



