Behind the scenes of the

SDG Atlas 2020

Maarten Lambrechts

From raw data to 17 interactive data stories

World Bank Data Lab

2021-02-25

Sketching storylines & visualizations

Defining the angle

Selecting the data

Finding best visual representations

Developing a narrative

Data

Sources

World Development Indicators

Other Worldbank data

Other public data

Open research data

Researchers

Google Earth Engine

...

Data

API's

Csv, Excel

Github repositories

R-scripts

Stata files

Shapefiles, raster data

...

Data: process

Ingest in R (wbstats, readxl, ...)

 

Transform (filter, aggregate, calculate, ...)  and reshape with dplyr and tidyr

 

Upload to Google sheets with googlesheets4

 

Story template

Create React App

React: components, state

Development server

Optimized builds

Template

Shared styling

Shared components, eg. scrollytelling

Fetching content

Content

Title Text

npm run data:fetch

Visualizations

<svg width={width} height={height}>
    <g className="bubbles-g">
        {countries.map((d) => {
            return (
                <circle
                  key={"bubble-" + d.Country}
                  cx={xScale(d.coosshare)}
                  cy={yScale(d.bmpshare)}
                  r={sizeScale(d.total)}
                  fill={colorScale(d.Region)}
                  stroke={
                    activeCountry === ""
                      ? highlightcountries.length === 0
                        ? "white"
                        : highlightcountries.includes(d.Country)
                        ? "black"
                        : "white"
                      : d.Country === activeCountry
                      ? "black"
                      : "white"
                  }
                  strokeWidth={...}
                  style={{ cursor: "pointer" }}
                  opacity={...}
                  onMouseOver={() => {//Show tooltip}}
                  onMouseLeave={() => {//Hide tooltip}}
                ></circle>
    </g>
</svg>

React & svg

D3.js: utility components

Scales

 Axes

Shapes (lines, areas, stacks, ...)

Layout calculations (treemaps, beeswarms, ...)

Number and date formatting

Easing

Working with arrays

d3-geo

...

React utilities

Responsive graphics from Adobe Illustrator

Other tools

Building

Before launch

Password protected versions through Github pages

Build and deploy

Automated builds from Github repositories and Google Drive

 

For staging and production environment

Thanks!

SDG Atlas 2020: making of

By maartenzam

SDG Atlas 2020: making of

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