Blog Archives

Climate Examples Using RClimate

January 18, 2015
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Climate Examples Using RClimate

Andy Long at Northern Kentucky University  has created a RClimate web page that provides numerous examples of climate data analysis using RWeb,  RClimate scripts and publicly available climate  data. Filed under: R Climate Data Analysis Tool, RClimate Script Tagged: R scripts

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NOAA’s Annual Global Temperature Anomaly Trends

January 16, 2015
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NOAA’s Annual Global Temperature Anomaly Trends

NOAA has released their December, 2014 global anomaly data, allowing us to examine the 1880 – 2014 global temperature anomaly trend. This R script trend charts shows the annual and average decadal temperature anomalies for the NOAA data series.   … Continue reading →

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NASA GISS’s Annual Global Temperature Anomaly Trends

January 16, 2015
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NASA GISS’s Annual  Global Temperature Anomaly Trends

NASA’s Goddard Institute for Space Studies (GISS)  has released their December, 2014 anomaly data, showing that 2014 was the warmest year in the warmest decade in the 1880 – 2014 instrumental temperature record period. NASA’s results are consistent with the … Continue reading →

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Animated Images of Arctic Sea Ice Extent Decline

September 5, 2012
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Animated Images of Arctic Sea Ice Extent Decline

This post shows how to download and animate a series of Arctic Sea Ice Extent images using R and the animation package. In my previous post, I showed how to download the daily arctic sea ice extent  data and generate … Continue reading →

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R Script to Build Animation of Arctic Sea Ice Extent – Update 12/20/13

August 29, 2012
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R Script to Build Animation of Arctic Sea Ice Extent – Update 12/20/13

In my previous post I showed an animation of Arctic Sea Ice Extent from the 1980’s through August, 2012 (link).  In this post, I show how to build this Arctic Sea ice Extent  animated chart. Source Data The Arctic Ice … Continue reading →

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Visualizing the Arctic Sea Ice Extent Decline

August 24, 2012
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Visualizing the Arctic Sea Ice Extent Decline

Understanding what is happening to Arctic sea ice is critical to recognizing the serious consequences of global warming. So I want to help people visualize the 30+ year trend in Arctic sea ice extent. The source data file is here: … Continue reading →

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Comparison of GISS LOTAs During 5 El Nino – La Nina Cycles

March 10, 2011
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Comparison of GISS LOTAs During 5 El Nino – La Nina Cycles

In this post I compare GISS LOTAs during 5 El Nino – La Nina cycles (2010, 1998, 19883, 1973 and 1970). El Nino – La Nina Cycles In a previous post I showed the Nino 34 SSTA cycles for 2010, … Continue reading →

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Climate Time Series In a Single CSV File: Update 1

January 24, 2011
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Climate Time Series In a Single CSV File: Update 1

I am pleased to announce my CTS.csv file which includes 18 climate monthly time series in one easy to access csv file. This is part of  my goal of having a user friendly way for do-it-yourself citizen climate scientists to … Continue reading →

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Using RClimate To Retrieve Climate Series Data

January 23, 2011
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Using RClimate To Retrieve Climate Series Data

This post shows how to use RClimate.txt to retrieve a climate time series and write a csv file in 5 lines of R script. One of my readers, Robert, wants to be able to download climate time series data and … Continue reading →

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Volcanic Solar Dimming, ENSO and Temperature Anomalies

January 21, 2011
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Volcanic Solar Dimming, ENSO and Temperature Anomalies

In previous posts I have shown plots of global temperature anomaly, volcano and Nino34 trends (here , here). In this post , I want to further  explore the role of volcanic eruptions and Nino34 phases (El Nino, La Nina) on … Continue reading →

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