Title: Biblio RTF Export
Author: Biblio 7.x

J.  Rockstrom, Steffen, W., Noone, K., Persson, A., F. Chapin, S., Lambin, E. F., Lenton, T. M., Scheffer, M., Folke, C., Schellnhuber, H. J., Nykvist, B., de Wit, C. A., Hughes, T., van der Leeuw, S., Rodhe, H., Sorlin, S., Snyder, P. K., Costanza, R., Svedin, U., Falkenmark, M., Karlberg, L., Corell, R. W., Fabry, V. J., Hansen, J., Walker, B., Liverman, D., Richardson, K., Crutzen, P., and Foley, J. A., ?A safe operating space for humanity?, Nature, vol. 461, pp. 472?475, 2009.

P. B.  Reich, ?Elevated CO2 Reduces Losses of Plant Diversity Caused by Nitrogen Deposition?, Science, vol. 326, pp. 1399?1402, 2009.