1. Buchmann N, Kao WY, Ehleringer JR (1996) Carbon dioxide concentrations within forest canopies—variation with time, stand structure, and vegetation type. Glob Change Biol 2:421–432
2. Ehleringer JR (1980) Leaf morphology and reflectance in relation to water and temperature stress. In: Turner NC, Kramer PJ (eds) Adaptations of plants to water and high temperature stress. Wiley, New York
3. Gates DM (1965) Energy exchange in the biosphere. Harper and Row, New York
4. Hartmann DL, Klein Tank AMG, Rusticucci M, Alexander LV, Bronnimann S, Charabi Y, Dentener FJ, Dlugokencky EJ, Easterling DR, Kaplan A, Soden BJ, Thorne PW, Wild M, Zhai PM (2013) Observations: atmosphere and surface. In: Climate change 2013: the physical science basis. Contribution of Working Group I to the 5th assessment report. Cambridge University Press, Cambridge
5. IPCC—Intergovernmental Panel on Climate Change (2013) Climate change 2013: the physical science basis. Contribution of working group I to the 5th assessment report. Cambridge University Press, Cambridge