WGRAPII 6 RATIo 0F C02 DERIVED FR0t'l BIOSPHERE VS FOSSIL FUEL lsr AUTHOR JOURNAL DATE 0,1-1,0 ADAI'IS SCIENCE q/u77 0,5 BOLIN SCIENCE 5/6/77 0,g-1,6(1) }{OOD}IELL SCIENCE LlT3/78 2,0(2) STUVIER SCIENCE Ll19/78 0,5 hlILSON NATURE 5/4/78 RATIO (1) PRESENT RATE Q) 1850-1950