Dataset name: NOAA ESRL/SIO Varialbe name: land use change emissions, land sink Reference of original data: Keeling, C. D., S. C. Piper, R. B. Bacastow, M. Wahlen, T. P. Whorf, M. Heimann, and H. A. Meijer, Atmospheric CO2 and 13CO2 exchange with the terrestrial biosphere and oceans from 1978 to 2000: observations and carbon cycle implications, pages 83-113, in "A History of Atmospheric CO2 and its effects on Plants, Animals, and Ecosystems", editors, Ehleringer, J.R., T. E. Cerling, M. D. Dearing, Springer Verlag, New York, 2005. Downloaded site: http://co2now.org/Current-CO2/CO2-Now/noaa-mauna-loa-co2-data.html Downloaded Date: June 20, 2014 Downloaded by: Mingquan Mu Earth System Science, University of California, Irvine Name and Version of original source: N/A Start date: March 1958 End date: May 2014 Temporal resolution: monthly Spatial resolution: one site observations Unit: ppm Data format: ascii