temperature CO2 sun ice core

Global mean temperatures are from: http://data.giss.nasa.gov/gistemp/tabledata_v4/GLB.Ts+dSST.txt Average number of sun spots per year are from: http://www.sidc.be/silso/DATA/SN_y_tot_V2.0.txt Exact CO2 measurements are from: ftp://ftp.cmdl.noaa.gov/ccg/co2/trends/co2_annmean_mlo.txt CO2 Data from the Law Dome ice core, Antarctica. Reference: Etheridge, D.M., L.P. Steele, R.L. Langenfelds, R.J. Francey, J.-M. Barnola, and V.I. Morgan. 1996. Natural and anthropogenic changes in atmospheric CO2 over the last 1000 years from air in Antarctic ice and firn. Journal of Geophysical Research 101:4115-4128. http://cdiac.ornl.gov/ftp/trends/co2/lawdome.smoothed.yr20 More references: http://www.scilogs.de/wblogs/blog/klimalounge/klimadaten/2012-09-27/die-populaerste-trickgrafik-der-klimaskeptiker-vahrenholt http://www.realclimate.org/index.php/archives/2014/12/the-most-popular-deceptive-climate-graph/ http://dotearth.blogs.nytimes.com/2014/12/08/warming-trend-and-variations-on-a-greenhouse-heated-planet/