Daily Archives: February 5, 2009

R Script to Automatically Chart Web Based Global Temperature Data

This post shows an R script to automatically generate a trend chart from web based global temperature data.  The R script allows me to update my plot each month as soon as the source file is updated. The plot is self documenting so that the chart reader can see the data period,  the overall trend line, slope for trend line; the last data point is highlighted and value given. Date stamp and name are included in the margin. Continue reading