Daily carbon dioxide measurements for April through November 2011
A data frame with 237 observations on the following 2 variables.
Carbon dioxide (CO2) level (in parts per million)
Number of day in 2011 (April 1 = day 91)
Scientists at a research station in Brotjacklriegel, Germany recorded CO2 levels, in parts per million, in the atmosphere for each day from the start of April through November in 2011.