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Data Vis Dispatch, May 12: Hantavirus, AI inequality, and Burning Man

The best of last week’s big and small data visualizations
Portrait of Michelle Otiji
Michelle Otiji

Welcome back to the 244th edition of Data Vis Dispatch! Every week, we’ll be publishing a collection of the best small and large data visualizations we find, especially from news organizations — to celebrate data journalism, data visualization, simple charts, elaborate maps, and their creators.

Recurring topics this week include transmission of the hantavirus, AI inequalities, and the annual Burning Man clean-up.

The boom of AI has significantly increased the value of AI organizations and led to noticeable differences in AI chatbots. However, compromises in data security and increases in the annual power and water usage needed to run data centers are also becoming more of a concern.

Mabu News: <a href="https://mabunews.stibee.com/p/334"><strong>🎩 샘 올트먼 vs 일론 머스크 소송전의 (거의) 모든 것</strong></a> [<em>Chart title: Changes in the Value of Google DeepMind</em>], May 8
Mabu News: 🎩 샘 올트먼 vs 일론 머스크 소송전의 (거의) 모든 것 [Chart title: Changes in the Value of Google DeepMind], May 8
The Washington Post: <a href="https://www.washingtonpost.com/technology/interactive/2026/chatbots-hidden-rules-system-prompts/"><strong>See the hidden rules behind AI. Then use them to rewrite this article</strong></a>, May 11
The Washington Post: See the hidden rules behind AI. Then use them to rewrite this article, May 11
Bloomberg: <a href="https://www.bloomberg.com/graphics/2026-ai-identity-theft-scams/"><strong>AI Is Making Digital Fraud Easier, Faster and Harder to Stop</strong></a>, May 8
Bloomberg: AI Is Making Digital Fraud Easier, Faster and Harder to Stop, May 8
Kontinentalist: <a href="https://kontinentalist.com/stories/data-centres-in-johor-singapore-batam"><strong>Thirsty, Tired, Wired</strong></a>, May 11
Kontinentalist: Thirsty, Tired, Wired, May 11

Furthermore, concerns have been raised about interlinked investments in AI that could lead to significant losses, and about the influence of Big Tech's lobbying on German politics.

Bloomberg: A Guide to the Circular Deals Underpinning the AI Boom, May 6
Katrin Peter: "Die neue Lobbylandkarte des Zentrum für Digitalrechte und Demokratie zeigt, wie eng Big Tech mit politischen und wirtschaftlichen Netzwerken in Deutschland verflochten ist. [...]" ["<em>The Center for Digital Rights and Democracy’s new lobbying map shows just how closely Big Tech is intertwined with political and economic networks in Germany."</em>], May 8 (<a href="https://www.linkedin.com/posts/katrinpeter_lobbylandkarte-activity-7458401189680881664-1Q94/?originalSubdomain=de"><strong>LinkedIn</strong></a>, <a href="https://lobbylandkarte.digitalrechte.de/"><strong>project website</strong></a>)
Katrin Peter: "Die neue Lobbylandkarte des Zentrum für Digitalrechte und Demokratie zeigt, wie eng Big Tech mit politischen und wirtschaftlichen Netzwerken in Deutschland verflochten ist. [...]" ["The Center for Digital Rights and Democracy’s new lobbying map shows just how closely Big Tech is intertwined with political and economic networks in Germany."], May 8 (LinkedIn, project website)

Inequality in AI is also emerging as a common issue, from biases in healthcare to AI chatbots promoting stereotypes and unequal exposure to AI tools.

Global Investigative Journalism Network: AI Healthcare Bias, Air Crash Analysis, Cocaine Seizures in Latin America, and Surviving Winter in a Ukraine Apartment Block, May 8 (project website)
SRF: <a href="https://www.srf.ch/news/gesellschaft/vorurteile-in-sprachmodellen-chatgpt-welcher-kanton-ist-intelligenter"><strong>Das sagt ChatGPT über Ihren Kanton</strong></a><strong> </strong>[<em>This is what ChatGPT says about your canton</em>], May 6
SRF: Das sagt ChatGPT über Ihren Kanton [This is what ChatGPT says about your canton], May 6
Jan Willem Tulp: "The Atlas of Global Development is LIVE! 🚀🎉 Together with a dreamteam of @laesser.bsky.social @maartenzam.bsky.social @aendra.com and Alice Thudt we have designed and developed the visuals for the stories of the Atlas of Global Development of the #worldbank," May 6 (Bluesky, profile website) Explore visualisations covering a variety of key global topics

Visualizations mapping the Hantavirus outbreak illustrate the virus and the events leading to its transmission.

WDR: <a href="https://www1.wdr.de/nrw/hantavirus-kreuzfahrt-schiff-hondius-100.html"><strong>Wie geht es für die Passagiere weiter?</strong> </a>[<em>Chart title: Stops on the “Hondius” cruise and treatment locations for those infected</em>], May 10
WDR: Wie geht es für die Passagiere weiter? [Chart title: Stops on the “Hondius” cruise and treatment locations for those infected], May 10
El País: <a href="https://elpais.com/sociedad/2026-05-07/como-se-ha-transmitido-el-hantavirus-explicacion-visual-del-brote-del-barco.html"><strong>How was hantavirus transmitted? A visual explanation of the ship outbreak</strong></a>, May 7
El País: How was hantavirus transmitted? A visual explanation of the ship outbreak, May 7

Changes to Trump's tariffs are still ongoing. Meanwhile, the probability of the Alternative for Germany (AfD) winning a majority in the state election in Saxony-Anhalt has been calculated. And in recent years, politics has also influenced the Eurovision Song Contest.

The New York Times: <a href="https://www.nytimes.com/2026/05/09/business/economy/trump-tariff-timeline.html?unlocked_article_code=1.hFA.dLcY.Q4zfID1BEBfa&amp;smid=url-share"><strong>For Trump, Court Loss Is Latest Twist in Ever-Shifting Tariffs</strong></a>, May 10
The New York Times: For Trump, Court Loss Is Latest Twist in Ever-Shifting Tariffs, May 10
Die Zeit: <a href="https://www.zeit.de/politik/2026-05/landtagswahl-sachsen-anhalt-umfrage-afd-mehrheit"><strong>So groß ist das Risiko, dass die AfD die absolute Mehrheit bekommt</strong></a> [<em>Here's how high the risk is that the AfD will win an absolute majority</em>], May 7
Die Zeit: So groß ist das Risiko, dass die AfD die absolute Mehrheit bekommt [Here's how high the risk is that the AfD will win an absolute majority], May 7
The European Correspondent: <a href="https://europeancorrespondent.com/en/r/eurovision-has-never-been-just-fun-and-games"><strong>Eurovision has never been just fun and games</strong></a>, May 12
The European Correspondent: Eurovision has never been just fun and games, May 12

The blockade of the Strait of Hormuz is still affecting oil supplies and has likely led to a large oil slick, a thin layer of oil on the water's surface. The war in Ukraine has also had a significant impact on the heating supplies of residential buildings in Kyiv.

The New York Times: <a href="https://www.nytimes.com/2026/05/08/climate/iran-kharg-oil-spill-hormuz.html?smid=url-share"><strong>A Large Oil Slick Is Detected Off a Key Iranian Oil Depot</strong></a>, May 8
The New York Times: A Large Oil Slick Is Detected Off a Key Iranian Oil Depot, May 8
Texty: <a href="https://texty.org.ua/projects/117211/ti-xto-perezhyv-zymu-xroniky-vyzhyvannya-17-poverxivky-na-rusanivci-v-kyyevi-shcho-opynylasya-bez-tepla-i-svitla-v-lyuti-morozy/"><strong>Ті, хто пережив зиму</strong></a> [<em>Chart title: Heating supply issues in Kyiv during the winter of 2026</em>], May 6
Texty: Ті, хто пережив зиму [Chart title: Heating supply issues in Kyiv during the winter of 2026], May 6

Moving on to money, global events strongly impact supermarket prices, with beef prices in particular rising due to a decline in cattle herd sizes. As for the prediction market, most users end up losing money rather than receiving payouts.

Berliner Morgenpost: <a href="https://www.morgenpost.de/interaktiv/article411741866/interaktiver-warenkorb-zeigt-inflation-im-supermarkt.html"><strong>Interaktiver Warenkorb zeigt: So stark sind die Preise im Supermarkt gestiegen</strong></a> [<em>Interactive shopping cart shows: This is how much prices have risen at the supermarket</em>], May 11
Berliner Morgenpost: Interaktiver Warenkorb zeigt: So stark sind die Preise im Supermarkt gestiegen [Interactive shopping cart shows: This is how much prices have risen at the supermarket], May 11
Bloomberg: <a href="https://www.bloomberg.com/graphics/2026-beef-prices-cattle-supply-chain/?accessToken=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzb3VyY2UiOiJTdWJzY3JpYmVyR2lmdGVkQXJ0aWNsZSIsImlhdCI6MTc3ODAwMzIxMiwiZXhwIjoxNzc4NjA4MDEyLCJhcnRpY2xlSWQiOiJURUs0RElLR0NUSzgwMCIsImJjb25uZWN0SWQiOiIzRDhGMEEzMTc2MDc0NUM5OTg4NkFCNzA1NDk2RUNEQSJ9.XVEumNynyU0w4nokK70QwyNwnCRKzcPcPWc-y34drD8"><strong>One Calf Shows Why Record Beef Prices Still Aren’t Coming Down</strong></a>, May 5
Bloomberg: One Calf Shows Why Record Beef Prices Still Aren’t Coming Down, May 5
The Washington Post: <a href="https://www.washingtonpost.com/technology/interactive/2026/polymarket-online-gambling-winners-and-losers/"><strong>We’ve calculated your chances of winning money on Polymarket</strong></a>, May 10
The Washington Post: We’ve calculated your chances of winning money on Polymarket, May 10

Finally, we conclude this Dispatch with a selection of other interesting topics: similes from popular works of fiction, divorce rates by occupation, and the impressive MOOP map of the 2025 Burning Man clean-up.

The Pudding: "Similes are all around us. But, if you haven’t considered this figure of speech since grade school this visual essay is for you," May 6 (<a href="https://www.facebook.com/pudding.viz/videos/similes-are-all-around-us-but-if-you-havent-considered-this-figure-of-speech-sin/892895573803023/"><strong>Facebook</strong></a>, <a href="https://pudding.cool/2026/05/similes/"><strong>project website</strong></a>)
The Pudding: "Similes are all around us. But, if you haven’t considered this figure of speech since grade school this visual essay is for you," May 6 (Facebook, project website)
FlowingData: <a href="https://flowingdata.com/2026/05/07/divorce-and-occupation-2026/"><strong>Occupations with the highest divorce rates</strong></a>, May 7
FlowingData: Occupations with the highest divorce rates, May 7
Not-Ship: <a href="https://www.not-ship.com/burning-man-moop/"><strong>The map that keeps Burning Man honest</strong></a>, May 7  <span class="badge">impressive!</span>
Not-Ship: The map that keeps Burning Man honest, May 7 impressive!

What else we found interesting

The New York Times: The Long Journey From the Strait of Hormuz to the Gas Tank, May 7
ESPN: "23 moments from LeBron James' 23 iconic NBA seasons LeBron James has provided NBA fans with countless unforgettable moments all over the court. Some rise above others, helping to tell the story of the NBA's most legendary career," May 9 (Facebook, project website)
The New York Times: Where Does Dracula Go for Dating Advice?, May 7
The Philadelphia Inquirer: PGA Championship at Aronimink course guide, May 8

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Portrait of Michelle Otiji

Michelle Otiji (she/her) is a working student on Datawrapper’s communications team. She creates the Data Vis Dispatch to keep data visualization enthusiasts up to date on exciting new projects. Michelle studies interface design in Potsdam.

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