A History of Atmospheric CO2 and Its Effects on Plants, by James R. Ehleringer, Thure Cerling, M. Denise Dearing

By James R. Ehleringer, Thure Cerling, M. Denise Dearing

Wide study in geology, atmospheric technological know-how, and paleontology offers an in depth background of CO2 within the surroundings and an figuring out of things that experience stimulated adjustments some time past. this data is used to light up the position of atmospheric CO2 within the glossy carbon cycle and within the evolution of crops and animals. With an knowing of the heritage and dynamics of the biosphere, the authors handle the long run function of atmospheric CO2 and its most probably results on ecosystems. This e-book contains the advances of varied earth technology, environmental, and ecological fields into an total account of world swap and the altering dynamics of existence in the world.

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Extra info for A History of Atmospheric CO2 and Its Effects on Plants, Animals, and Ecosystems

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1992) and Bidigare et al. 7) The term b represents all influences on εp other than CO2(aq) concentrations and fractionation during enzymatic fixation. 3. 2 The Problem of Active Transport In the preceding discussion, it is assumed that carbon moves across the cell membrane by diffusion only. From a geological perspective, CO2 concentrations in the modern ocean are low and possibly have been low for the past 25 million years or more (Pagani, Arthur, and Freeman 1999a) relative to past warm periods (Berner and Kothavala 2001).

1993. Stable carbon and oxygen isotopes in soil carbonates. In Climate change in continental isotopic records, ed. K. Swart, C. Lohmann, C. A. McKenzie, and S. Savin, 217–31. : American Geophysical Union. , J. Quade, Y. R. Bowman. 1989. Carbon isotopes in soils and palaeosols as ecology and palaeoecology indicators. Nature 341:138–39. P. D. Vanstone. 1992. Further comments on using carbon isotopes in paleosols to estimate the CO2 content of the palaeo-atmosphere. Journal of the Geological Society of London 149: 673–76.

Dennis. 1995. Palaeoenvironments of the dinosaur-bearing lameta beds (Maastrichtian), Narmada valley, central India. Palaeogeography, Palaeoclimatology, Palaeoecology 117:123–54. J. A. Thorp-Lee, A. L. Lanham, R. Smith, 34 Prosenjit Ghosh et al. A. S. Monteiro. 1990. Changes in carbon isotope ratios in the late Permian recorded in the therapsid tooth apatite. Nature 347:751–53. W. L. Betancourt. 1994. Trends in stomatal density and 13C/12C ratios of Pinus flexilis needles during last glacial-interglacial cycles.

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