Posts Tagged ‘ Climate Trends ’

Climate Oscillations and GISS Temperature Anomaly Trends

April 27, 2010
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Climate Oscillations and GISS Temperature Anomaly Trends

In this post, I examine the combined impacts of Pacific Decadal Oscillation (PDO), Atlantic Multidecadal Oscillation (AMO) and El Nino – Southern Oscillation (ENSO)   on the long-term GISS Land and Ocean Temperature Anomaly (LOTA) trend. Introduction Professor Don Easterbrook of … Continue reading →

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RClimate Script: Pacific Decadal Oscillation Trend

April 19, 2010
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RClimate Script: Pacific Decadal Oscillation Trend

This RClimate Script lets users retrieve and plot the monthly and moving average  Pacific Decadal Oscillation (PDO) data  from the University of Washington’s JISAO website. The script retrieves the PDO data from January, 1900 until latest month available at time … Continue reading →

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Visualizing Arctic Sea Ice Extent Trends

April 6, 2010
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Visualizing Arctic Sea Ice Extent Trends

Reader GH sent me an e-mail asking about a previous Arctic sea ice extent trend post (click). GH asked …. “Why is there such a difference between this type of representation and the chart at link ? What you’ve written … Continue reading →

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Meteorologist Misreads Arctic Sea Ice Extent Trends

March 24, 2010
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Meteorologist Misreads Arctic Sea Ice Extent Trends

Meteorologist Joe Bastardi recently made a video asking “…how the heck does it get this warm and yet we are back to normal global sea ice extent in the Northern Hemisphere?”. In this post I show how Joe misread the … Continue reading →

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RClimate Script: Global Mean Sea Level Trend by Month

March 23, 2010
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RClimate Script: Global Mean Sea Level Trend by Month

This RClimate Script lets users read a NetCDF file and plot the latest satellite altimetry based global mean sea level data  from 1993 to the latest completed month. The trend chart shows NOAA’s Laboratory for Satellite Altimetry altimeter global mean sea level with the seasonal signal removed and inverted barometer. I will add this chart

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Tracking Climate Trends with RClimate Scripts and Links

February 10, 2010
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Tracking Climate Trends with RClimate Scripts and Links

Some of my visitors may have noticed that I have added a new Climate Images page and have been adding climate data images to my right side panel. So far, I have 6 trend charts, 4 map images, 1 photo image and 1  data value  showing the CO2 concentrations, recent total solar irradiance (TSI) ,

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RClimate Script: Arctic Sea Ice Extent Trend By Month

February 10, 2010
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RClimate Script: Arctic Sea Ice Extent Trend By Month

This RClimate Script lets users retrieve and plot the latest data on Arctic Sea Ice Extent  trends by month from 1979 to latest completed month. The trend chart shows National Snow and Ice Data Center’s (NSIDC)  monthly Arctic Sea Ice extent data. Arctic Sea Ice Trend by Month I’ve discussed the Arctic sea ice extent

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RCimate Script: RSS Global Temperature Anomaly Trends

February 5, 2010
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RCimate Script: RSS Global Temperature Anomaly Trends

This RClimate Script lets users retrieve and plot the latest data file on monthly global RSS temperature anomaly data based for the lower troposphere.   The trend chart shows monthly and annual anomalies since 1979. RSS Temperature Anomalies – Lower troposphere I’ve discussed RSS temperature anomalies in this earlier post. Here’s Remote Sensing Systems (RSS)  global

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RClimate Script: Sea Surface Temperature (SST) Anomaly Trends

February 1, 2010
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RClimate Script: Sea Surface Temperature (SST) Anomaly Trends

This RClimate Script lets users retrieve and plot the National Climatic Data Center’s monthly Sea Surface Temperature (SST) Anomaly dat series .  Links to the NCDC data file and my RClimate script are included. Users can run my script with a simple R source() statement. NCDC  SST Anomaly I’ve discussed the Hadley SST anomaly trends

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RClimate Script: NINO 3.4 SST Anomaly Trends

January 28, 2010
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RClimate Script: NINO 3.4 SST Anomaly Trends

This RClimate Script lets users retrieve and plot the weekly NOAA NINO 3.4 SST  anomaly data for 1990 to the most recent value.  Links to the NOAA data file and my RClimate script are included. Users can run my script with a simple R source() statement. NINO 3.4 SST Anomaly I’ve discussed ENSO and NINO

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