TY - RPRT TI - Equilibrium responses of global net primary production and carbon storage to doubled atmospheric carbon dioxide: Sensitivity to changes in vegetation nitrogen concentration AU - A. David McGuire AU - Jerry M. Melillo AU - David W. Kicklighter AU - Yude Pan AU - Xiangming Xiao AU - J. Helfrich AU - B. Moore AU - C. J. Vorosmarty AU - A. L. Schloss PY - 1997 DO - 10.1029/97gb00059 UR - https://pubs.usgs.gov/publication/70019354 ID - 70019354 ER -