Posts Tagged ‘ Global Warming ’

Global Sea Surface Temperature Trends (1850-2009)

September 4, 2009
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Global Sea Surface Temperature Trends (1850-2009)

In this post, I show an R script that downloads the Hadley Centre’s 1850-2009 monthly sea surface temperature (HadSST2) anomaly data, converts the ASCII file into 2 usable R data frames, calculates overall and post 1980 SST anomaly trend rates and develops a 2 panel chart that shows SST anomalies and trend rates and the

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CO2 and Temperature Trends

August 31, 2009
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CO2 and Temperature Trends

In a previous post I discussed problems with an Excel based CO2 and temperature trend chart that used 2 Y axes. Double axis charts can be misleading because they may distort the Y axis for one of the series. In this post I show another example of am ineffective double Y axis CO2 and temperature

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Top 7 articles of the week

  1. Will 2015 be the Beginning of the End for SAS and SPSS?
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  3. Getting Started with R Markdown, knitr, and Rstudio 0.96
  4. Interactive reports in R with knitr and RStudio
  5. R’s increasing popularity. Should we care?
  6. Text Mining to Word Cloud App with R
  7. Using R to graph a subject trend in PubMed

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