Net primary production, heterotrophic respiration, and net ecoystem production out from TEM outputs: 1899 - 2100

Output from TEM modeling in North American black spruce grid cells Data from the following manuscript Clein, J.S., A.D. McGuire, X. Zhang, D.W. Kicklighter, J.M. Melillo, S.C. Wofsy, P.G. Jarvis, and J. M. Massheder. 2002. Historical and projected carbon balance of mature black spruce ecosystems across North America: The role of carbon-nitrogen interactions. Plant and Soil 242:15-32.