Callaghan, Terry V, L. O Björn, Y. Chernov, F Stuart Chapin III, Torben R Christensen, B. Huntley, R. A Ims, N. Panikov, et al.. “Effects Of Changes In Climate On Landscape And Regional Processes, And Feedbacks To The Climate System”. Ambio 33, no. 7. Ambio (2004): 459-468. doi:10.1579/0044-7447-33.7.459.

Callaghan, Terry V, L. O Björn, Y. Chernov, F Stuart Chapin III, Torben R Christensen, B. Huntley, R. A Ims, N. Panikov, et al.. “Effects On The Function Of Arctic Ecosystems In The Short- And Long-Term Perspectives”. Ambio 33, no. 7. Ambio (2004): 448-458. doi:10.1579/0044-7447-33.7.448.

Callaghan, Terry V, L. O Björn, Y. Chernov, F Stuart Chapin III, Torben R Christensen, B. Huntley, R. A Ims, N. Panikov, et al.. “Effects On The Structure Of Arctic Ecosystems In The Short- And Long-Term Perspectives”. Ambio 33, no. 7. Ambio (2004): 436-447. doi:10.1579/0044-7447-33.7.436.

Callaghan, Terry V, L. O Björn, Y. Chernov, F Stuart Chapin III, Torben R Christensen, B. Huntley, R. A Ims, N. Panikov, et al.. “Key Findings And Extended Summaries”. Ambio 33, no. 7. Ambio (2004): 386-392. doi:10.1579/0044-7447-33.7.386.

van Wijk, M. T, K. E Clemmensen, Gaius R Shaver, Mathew W Williams, Terry V Callaghan, F Stuart Chapin III, Hans C J Cornelissen, A. Michelsen, et al.. “Long-Term Ecosystem Level Experiments In Toolik Lake, Alaska, And Abisko, Northern Sweden: Generalizations And Differences In Ecosystem And Plant Type Responses To Global Change”. Global Change Biology 10, no. 1. Global Change Biology (2004): 105-123. doi:10.1111/j.1365-2486.2003.00719.x.

Nordin, A., I. K Schmidt, and Gaius R Shaver. “Nitrogen Uptake By Arctic Soil Microbes And Plants In Relation To Soil Nitrogen Supply”. Ecology 85. Ecology (2004): 955-962. doi:10.1890/03-0084.

Callaghan, Terry V, L. O Björn, Y. Chernov, F Stuart Chapin III, Torben R Christensen, B. Huntley, R. A Ims, N. Panikov, et al.. “Past Changes In Arctic Terrestrial Ecosystems, Climate And Uv Radiation”. Ambio 33, no. 7. Ambio (2004): 398-403. doi:10.1579/0044-7447-33.7.398.

Callaghan, Terry V, L. O Björn, Y. Chernov, F Stuart Chapin III, Torben R Christensen, B. Huntley, R. A Ims, N. Panikov, et al.. “Rationale, Concepts And Approach To The Assessment”. Ambio 33, no. 7. Ambio (2004): 393-397. doi:10.1579/0044-7447-33.7.393.

Callaghan, Terry V, L. O Björn, Y. Chernov, F Stuart Chapin III, Torben R Christensen, B. Huntley, R. A Ims, N. Panikov, et al.. “Responses To Projected Changes In Climate And Uv-B At The Species Level”. Ambio 33, no. 7. Ambio (2004): 418-435. doi:10.1639/0044-7447(2004)033%5B0418:Rtpcic%5D2.0.Co;2.

Herbert, D. A, Edward B Rastetter, Laura Gough, and Gaius R Shaver. “Species Diversity Along Nutrient Gradients: An Analysis Of Resource Competition In Model Ecosystems”. Ecosystems 7, no. 3. Ecosystems (2004): 296-310. doi:10.1007/s10021-003-0233-x.

Callaghan, Terry V, L. O Björn, Y. Chernov, F Stuart Chapin III, Torben R Christensen, B. Huntley, R. A Ims, N. Panikov, et al.. “Synthesis Of Effects In Four Arctic Subregions”. Ambio 33, no. 7. Ambio (2004): 469-473. doi:10.1579/0044-7447-33.7.469.

Callaghan, Terry V, L. O Björn, Y. Chernov, F Stuart Chapin III, Torben R Christensen, B. Huntley, R. A Ims, N. Panikov, et al.. “Uncertainties And Recommendations”. Ambio 33, no. 7. Ambio (2004): 474-479. doi:10.1579/0044-7447-33.7.474.

van der Welle, M. EW, P. J Vermeulen, Gaius R Shaver, and F. Berendse. “Factors Determining Plant Species Richness In Alaskan Arctic Tundra”. Journal Of Vegetation Science 14, no. 5. Journal Of Vegetation Science (2003): 711-720. doi:10.1111/j.1654-1103.2003.tb02203.x.

van Wijk, M. T, Mathew W Williams, J. A Laundre, and Gaius R Shaver. “Inter-Annual Variability Of Plant Phenology In Tussock Tundra: Modelling Interactions Of Plant Productivity, Snowmelt, And Soil Thaw”. Global Change Biology 9, no. 5. Global Change Biology (2003): 743-758. doi:10.1046/j.1365-2486.2003.00625.x.

van Wijk, M. T, Mathew W Williams, Laura Gough, Sarah E Hobbie, and Gaius R Shaver. “Luxury Consumption: A Possible Competitive Strategy In Above-Belowground Carbon Allocation For Slow-Growing Vegetation?”. Journal Of Ecology 91, no. 4. Journal Of Ecology (2003): 664-676. doi:10.1046/j.1365-2745.2003.00788.x.

Boelman, Natalie T, M. Stieglitz, H. M Rueth, M. Sommerkorn, Kevin L Griffin, Gaius R Shaver, and J. A Gamon. “Response Of Ndvi, Biomass, And Ecosystem Gas Exchange To Long-Term Warming And Fertilization In Wet Sedge Tundra”. Oecologia 135, no. 3. Oecologia (2003): 414-421. doi:10.1007/s00442-003-1198-3.

Gough, Laura, P. A Wookey, and Gaius R Shaver. “Dry Heath Arctic Tundra Responses To Long-Term Nutrient And Light Manipulation”. Arctic, Antarctic And Alpine Research 34, no. 2. Arctic, Antarctic And Alpine Research (2002): 211-218. doi:10.2307/1552473.

Nadelhoffer, K. J, L. C Johnson, J. A Laundre, Anne E Giblin, and Gaius R Shaver. “Fine Root Production And Nutrient Content In Wet And Moist Arctic Tundras As Influenced By Chronic Fertilization”. Plant And Soil 242. Plant And Soil (2002): 107-113. doi:10.1023/A:1019646124768.

Schmidt, I. K, Sven Jonasson, Gaius R Shaver, A. Michelsen, and A. Nordin. “Mineralization And Distribution Of Nutrients By Plants And Microbes In Four Arctic Ecosystems: Responses To Warming”. Plant And Soil 242, no. 1. Plant And Soil (2002): 93-106. doi:10.1023/A:1019642007929.

M Bret-Harte, Syndonia, Gaius R Shaver, and F Stuart Chapin III. “Primary And Secondary Stem Growth In Arctic Shrubs: Implications For Community Response To Environmental Change”. Journal Of Ecology 90, no. 2. Journal Of Ecology (2002): 251-267. doi:10.1046/j.1365-2745.2001.00657.x.

McKane, R. B, L. C Johnson, Gaius R Shaver, K. J Nadelhoffer, Edward B Rastetter, B. Fry, Anne E Giblin, et al.. “Resource-Based Niche Provide A Basis For Plant Species Diversity And Dominance In Arctic Tundra”. Nature 415. Nature (2002): 68-71. doi:10.1038/415068a.

M Bret-Harte, Syndonia, Gaius R Shaver, J. P Zoerner, Jill F Johnstone, J. L Wagner, A. S Chavez, R. F Gunkelman, S. C Lippert, and J. A Laundre. “Developmental Plasticity Allows Betula Nana To Dominate Tundra Subjected To An Altered Environment”. Ecology 82, no. 1. Ecology (2001): 18-32. doi:10.1890/0012-9658(2001)082%5B0018:DPABNT%5D2.0.CO;2.

Graglia, E., R. Julkunen-Tiitto, Gaius R Shaver, I. K Schmidt, Sven Jonasson, and A. Michelsen. “Environmental Control And Intersite Variations Of Phenolics In Betula Nana In Tundra Ecosystems”. New Phytologist 151. New Phytologist (2001): 227-236. doi:10.1046/j.1469-8137.2001.00149.x.

J Cornelissen, Hans C, Terry V Callaghan, Juha M Alatalo, A. Michelsen, E. Graglia, A. E Hartley, David S Hik, et al.. “Global Change And Arctic Ecosystems: Is Lichen Decline A Function Of Increases In Vascular Plant Biomass?”. Journal Of Ecology 89. Journal Of Ecology (2001): 984-994. doi:10.1111/j.1365-2745.2001.00625.x.

Williams, Mathew W, Edward B Rastetter, E. Carpino, John E Hobbie, Gaius R Shaver, and Bonnie L Kwiatkowski. “Primary Production Of An Arctic Watershed: An Uncertainty Analysis”. Ecological Applications 11, no. 6. Ecological Applications (2001): 1800-1816. doi:10.1890/1051-0761%282001%29011%5B1800%3APPOAAW%5D2.0.CO%3B2.