Gallery: News + Choropleth map

4 unique examples

Showing visual types:Choropleth map

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Benefits & pitfalls

Benefits & pitfalls: choropleth map

Shaded maps can emphasise large areas much more than small ones - for example highlighting rural areas over urban, if fixed population areas such as Super Output Areas are shown. Consider providing an alternate mode in which values are represented by circles, or values are scaled by the area size (ie showing density).

How to create your own

Create your own: choropleth map

Chloropleth maps can be created in a range of desktop GIS applications such as MapInfo and ArcGIS.

Compound map with selectable doughnut chart

Breakdown by area of under-18 profiles on national DNA database.

Average rating: 4.5 (3 votes)

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Maps showing overlap between two indicators

The three maps show Local Authorities with (1) high levels of BNP membership, (2) large non-white populations, and (3) both high levels of BNP membership and large non-white populations. The use of the blue, red and overlap purple colours make this a geographic "Venn diagram", allowing viewers to quickly identify areas with high levels on two separate datasets.

Average rating: 9 (2 votes)

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Time change map

Map of UK by parliamentary constituency showing percentage of population claiming JSA. Slider at bottom allows users to choose a time point.

Average rating: 9.5 (2 votes)

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Timeseries map

Votes by state for all US presidential elections.

Average rating: 6 (1 votes)

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