This type of chart is known as a Sankey diagram. The thickness of each line reflects a value. In this case, an amount of electricity in terajoules. All of the lines add up to give subtotals and totals by users (grey) and end use (coloured).
Sunday, December 2, 2012
As the government considers a revamp of electricity tariffs, we took a look at Hong Kong's power consumption. Who uses all the electricity in our city and what is it used on? This graphic was printed last week as a full broadsheet back page. Data set was provided by the government's Electrical and Mechanical Services Department.
This type of chart is known as a Sankey diagram. The thickness of each line reflects a value. In this case, an amount of electricity in terajoules. All of the lines add up to give subtotals and totals by users (grey) and end use (coloured).
This type of chart is known as a Sankey diagram. The thickness of each line reflects a value. In this case, an amount of electricity in terajoules. All of the lines add up to give subtotals and totals by users (grey) and end use (coloured).
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Beautiful job. Did you draw this by hand, or do you use special software? I would like to find a way to use this to characterize hundreds of cities, particularly in the new Rockefellar Foundation competition rewarding sustainable cities.
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