30DayChartChallenge 2022

A collage and index of daily chart visualizations created for the 2022 30DayChartChallenge.

UN POP

A time-series visualization of United Nations population estimates and projections by region from 1950 onward.

Apr 30, 2022

Storytelling

A paired view of energy capacity and cost trends from 2014 to 2021, comparing growth in renewable and other power sources.

Apr 29, 2022

Deviations

A boxplot comparison of word frequency in Kaggle Hidden Gems reviews, using notches to compare medians.

Apr 28, 2022

Future

A time-series forecast of temperatures in the Boston area from January through April 2022 using Prophet.

Apr 27, 2022

Interactive

An interactive Bitcoin value time series from 2013 to 2018, with annotations marking major events.

Apr 26, 2022

Trend

A trend chart of the NASA global land-ocean temperature index.

Apr 25, 2022

Theme day

A comparison of education spending in high-income countries and the world average, measured as a share of GDP.

Apr 24, 2022

Tiles

A tiled comparison of government education spending as a share of GDP across selected countries.

Apr 23, 2022

Animation

An animation comparing answers to Big Dave and Times crossword puzzles, with words randomized by year.

Apr 22, 2022

Down upwards

A comparison of global cocoa-bean prices and ratings, showing values moving upward and downward.

Apr 21, 2022

New Tool

A visualization exploring the size of United Nations peacekeeping forces as a new-tool data challenge.

Apr 20, 2022

Global Change

A global trend chart of carbon dioxide emissions using OECD data.

Apr 19, 2022

OECD

A chart of aviation-related CO2 emissions from commercial passenger, freight, and general aviation flights.

Apr 18, 2022

Connections

A network visualization of bird assemblages at Australian bird baths using the TidyTuesday dataset.

Apr 17, 2022

Environment

A chart relating household air-pollution deaths to access to clean cooking fuels and GDP per capita.

Apr 16, 2022

Multivariate

A multivariate view of wage distributions by education in the Mid-Atlantic from 2003 to 2009.

Apr 15, 2022

3-dimensional

A 3D comparison of STEM education by gender using 2019 employment data for scientists and engineers.

Apr 14, 2022

Correlation

A log-scale comparison of women employed as scientists across selected occupations in 2019.

Apr 13, 2022

Theme day

A comparison of deaths linked to household air pollution from solid fuels in 1990 and 2019.

Apr 12, 2022

day11_circular

A circular bar chart of Johnson & Johnson quarterly earnings per share, with annual totals arranged around a world map.

Apr 11, 2022

Experimental

An experimental chart of ozone levels using the airquality dataset and RcmdrPlugin.KMggplot2.

Apr 10, 2022

Statistics

A normalized comparison of wage distributions by education from 2003 to 2009 using the ISLR2 Wage dataset.

Apr 9, 2022

Mountains

A world map locating the highest mountain peaks, including Everest and other Himalayan summits.

Apr 8, 2022

Physical

Physical
Physical

Physical: this could be anything related to physical activity, physical space, physical distance, physical health, etc.

Apr 7, 2022

Data day

Data day
Data day

Data day

Apr 6, 2022

Slope

Slope
Slope

Slope

Apr 5, 2022

Flora

Flora
Flora

Flora: IRIS dataset petal length and width

Apr 4, 2022

Historical chart

Historical
Historical

Historical: Visualizations that use historical data or have a historical theme.

Apr 3, 2022

Pictogram showing accidental deaths in Sweden in

Pictogram
Pictogram
deaths

Pictogram: The dataset used is from Statista and it contains information about accidental deaths in Sweden in 2020, by

Apr 2, 2022

Part to whole
Part to whole

Part to whole: The dataset used is from the TidyTuesday project and it contains information about college sports participation in the US from 2015 to 2019.

Apr 1, 2022
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