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Benjamin Nowak

@bjnnowak.bsky.social
1.6K followers 215 following 118 posts

French lecturer in agronomy with teaching and research activities focused on soil sciences and remote sensing for crop monitoring. Author of "Memo Visuel d'Agronomie", a book of agricultural data visualization.

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Reposted by Benjamin Nowak
Cédric Scherer @cedricscherer.com · 12/05/2025
Excited to launch "ggplot2 [un]charted" with @yan-holtz.bsky.social! 🎉 An online course to master #ggplot2 with exercises, quizzes, and modules—and hands-on code running in your browser! Still WIP—sign up now for a limited discount: 👉 www.ggplot2-uncharted.com #rstats #DataViz #DataVisualization
The landing page of the course "ggplot2 uncharted" with the title teasing it with "Master Data Visualizations with ggplot2".
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Benjamin Nowak @bjnnowak.bsky.social · 12/05/2025
Lien vers le livre : www.dunod.com/sciences-tec...
dunod.com
Pourquoi les bananes n'ont-elles pas de pépins ?
La plupart des fruits et légumes que nous mangeons ont été modifiés par les êtres humains au fil de sélections minutieuses. Meilleure résistance aux maladies ou à la sécheresse, fruits plus gros et pl...
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Benjamin Nowak @bjnnowak.bsky.social · 12/05/2025
La bataille de Trafalgar a conduit à l’essor de la #betterave sucrière, les #carottes sont devenues oranges à cause de la ville du même nom, le carême orthodoxe a drastiquement modifié le #tournesol… Autant d’exemples développés dans mon livre “Pourquoi les bananes n’ont-elles pas de pépins?”
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Reposted by Benjamin Nowak
Jonathan Kitt @jonathankitt.bsky.social · 14/03/2025
Hey everyone! Does anyone know if there’s a book about Quarto, like the existing book for Shiny? #rstats #python #Quarto #Books #DataScience
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StrictlyChristo 🇺🇦🌻 @strictlychristo.bsky.social · 01/03/2025
Guerilla advertising seen in the London Metro
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Benjamin Nowak @bjnnowak.bsky.social · 01/03/2025
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Reposted by Benjamin Nowak
Julian Hoffmann Anton @julianhoffmann.bsky.social · 11/02/2025
Excited to announce my hands-on & in person workshop: "Introduction to 3D maps and data visualisation with Blender". You will learn how to create memorable 3D visualisations that stand out. #dataviz Register here: lu.ma/gtg2elht
lu.ma
London Data Visualisation February - Blender Workshop · Luma
If you feel inspired by the visual journalism of the New York Times, winners of the Information is Beautiful awards or the wonderfully crafted graphics of…
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Benjamin Nowak @bjnnowak.bsky.social · 13/01/2025
De rien, merci pour les données publiées, ça me permettra de croiser avec notre carte. En complément , une application de la carte publiée pour évaluer l’expo des écoles aux épandages de pesticides : bsky.app/profile/bjnn...
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Benjamin Nowak @bjnnowak.bsky.social · 12/01/2025
En lien bsky.app/profile/bjnn...
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Reposted by Benjamin Nowak
Julien Gaffuri @jgaffuri.eurosky.social · 05/01/2025
Welcome to my cartographic tour of France, with #LiDAR #mapping ! It starts from Paris here: ➡️ jgaffuri.github.io/CartoHD_webm... #cartography #gis #gischat #map #maps #dataviz #datavis
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Reposted by Benjamin Nowak
Dr. Dominic Royé @drxeo.eu · 06/01/2025
I am starting 2025 with a completely renewed blog based on Quarto. I have also updated all the previous posts. The first post addresses the issue of the lack of data normalization I observed in the Spanish National Atlas. #rstats #dataviz dominicroye.github.io/blog/2025-01...
dominicroye.github.io
Always normalize you data
I recently came across a map from the National Atlas of Spain showing the number of libraries by municipality. However, one thing directly caught my attention. There’s a saying that many maps show onl...
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Reposted by Benjamin Nowak
Benjamin Nowak @bjnnowak.bsky.social · 02/12/2024
🆕There is two new #RStats tutorials on the website I've created to show how to reproduce some of the #dataviz of my book, "Mémo visuel d'agronomie" : bjnnowak.github.io/memo_agro/ All data online, just follow the code!
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Benjamin Nowak @bjnnowak.bsky.social · 22/12/2024
Did not know about it, thanks for the ref !
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Reposted by Benjamin Nowak
Benjamin Nowak @bjnnowak.bsky.social · 26/11/2024
Lego maps made with #RStats Tutorial posted on R Graph Gallery: r-graph-gallery.com/web-chorople...
Map of French departments, mimicking lego blocksMap of UKMap of Italy
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Reposted by Benjamin Nowak
Benjamin Nowak @bjnnowak.bsky.social · 16/12/2024
One year timelapse for the guitar-shaped forest We see the fields evolving between bare earth, vegetation and bare earth again while the forest remains green [...]
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Benjamin Nowak @bjnnowak.bsky.social · 20/12/2024
Many thanks Denis !
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Benjamin Nowak @bjnnowak.bsky.social · 19/12/2024
Unfortunately this is not in my area of expertise so I wouldn't know how to map it correctly ;)
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Benjamin Nowak @bjnnowak.bsky.social · 19/12/2024
🔗Link to #RStats (Quarto & Closeread) code to create this application: github.com/BjnNowak/jou...
github.com
journey_to_france/index.qmd at main · BjnNowak/journey_to_france
Contribute to BjnNowak/journey_to_france development by creating an account on GitHub.
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Benjamin Nowak @bjnnowak.bsky.social · 19/12/2024
🙏🙏🙏
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Benjamin Nowak @bjnnowak.bsky.social · 19/12/2024
Thank you Ian 🙏!
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Benjamin Nowak @bjnnowak.bsky.social · 19/12/2024
I will share the code soon then, it may be useful as a starter !
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Benjamin Nowak @bjnnowak.bsky.social · 19/12/2024
Thank you Miska! It’s actually easy to do with Quarto X Closeread
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Reposted by Benjamin Nowak
Ada Palmer @adapalmer.bsky.social · 19/12/2024
Great images showing the 40% pollution reduction in Paris thanks to bike lanes & traffic changes. It works and people in Paris are loving it! #ShareGoodNewsToo
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Reposted by Benjamin Nowak
Benjamin Nowak @bjnnowak.bsky.social · 18/12/2024
A Journey Through France : a scrollytelling story about exposure of the French population to pesticides, with a focus on exposure of schoolchildren bjnnowak.quarto.pub/journey_to_f...
Bivariate choropleth of population density and pesticide treatment intensityZoom on the brittany regionSurrounding of the school of Villeneuve, whose pupils were poisoned by pesticide applicationsMap of schools most exposed to pesticides in France
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Reposted by Benjamin Nowak
Yann Duroc @durocyann.bsky.social · 13/12/2024
Macron est désavoué dans les urnes et il nomme son allié depuis 2017 La capacité a se foutre de la gueule du monde est intersidérale www.ina.fr/ina-eclaire-...
ina.fr
François Bayrou à Emmanuel Macron en 2017 : «Je vais tout faire pour aider» | INA
François Bayrou a été nommé Premier ministre vendredi 13 décembre 2024. Après des temps difficiles entre eux, le président du Modem et le chef de l'État sont désormais alignés depuis le ralliement du ...
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Benjamin Nowak @bjnnowak.bsky.social · 18/12/2024
Merci Abdel ! La résolution est de 100m. Tu peux télécharger les cartes si tu veux tenter une autre analyse, c’est fait pour ! (Lien à la fin de l’application)
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Benjamin Nowak @bjnnowak.bsky.social · 18/12/2024
Thank you Mireia !
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Benjamin Nowak @bjnnowak.bsky.social · 18/12/2024
A Journey Through France : a scrollytelling story about exposure of the French population to pesticides, with a focus on exposure of schoolchildren bjnnowak.quarto.pub/journey_to_f...
Bivariate choropleth of population density and pesticide treatment intensityZoom on the brittany regionSurrounding of the school of Villeneuve, whose pupils were poisoned by pesticide applicationsMap of schools most exposed to pesticides in France
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Reposted by Benjamin Nowak
Dr. Dominic Royé @drxeo.eu · 18/12/2024
Like every year, we ask ourselves how likely a white Christmas is. The map shows the #climate frequency of snow on #christmas eve for Europe 🌍. #dataviz
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Reposted by Benjamin Nowak
Benjamin Nowak @bjnnowak.bsky.social · 05/12/2024
Some examples of graphs from the book that can be reproduced with the #RStats tutorials of the site: bjnnowak.github.io/memo_agro/ (Including one plot made with #TidyTuesday data! Can you guess which ?)
Book cover, with a waffle chart mimicking a distribution curveCustomized Dorling cartogram, with sub-variablesBump chartStream graph
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Benjamin Nowak @bjnnowak.bsky.social · 17/12/2024
Thanks Julian, I am sure you can do something awesome with that ;)
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Benjamin Nowak @bjnnowak.bsky.social · 16/12/2024
Thank you Claudette !
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Benjamin Nowak @bjnnowak.bsky.social · 16/12/2024
Unfortunately, he rarely has the opportunity to admire his creation, as he reportedly has a fear of flying. More surprising satellite images at this link: bjnnowak.quarto.pub/mysteries-of...
bjnnowak.quarto.pub
Mysteries of the World
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Benjamin Nowak @bjnnowak.bsky.social · 16/12/2024
Tragically, she passed away in 1977 before this dream could be realized. Determined to honor his wife’s dream, Pedro took over this ambitious project and brought it to a successful conclusion: : a forest shaped like a guitar, her favorite instrument [...]
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Benjamin Nowak @bjnnowak.bsky.social · 16/12/2024
Forest was created as a tribute to Pedros Martín Ureta's late wife, Graciela Yraizoz. Graciela was captivated by the aerial view of a similar landscape design during a plane ride and expressed her wish to create something as striking on their own land [...]
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Benjamin Nowak @bjnnowak.bsky.social · 16/12/2024
One year timelapse for the guitar-shaped forest We see the fields evolving between bare earth, vegetation and bare earth again while the forest remains green [...]
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Reposted by Benjamin Nowak
Benjamin Nowak @bjnnowak.bsky.social · 13/12/2024
To learn Closeread extension (for scrollytelling with Quarto and #RStats), I've built a small interactive application that highlights some insolite places that can be located using satellite images Give it a try ! bjnnowak.quarto.pub/mysteries-of...
An application to discover some insolite locations, illustrated with satellite imageryStrange pattern in the Gobi desertGuitar-shaped forest in Argentina
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Benjamin Nowak @bjnnowak.bsky.social · 13/12/2024
If you're interested in digging deeper (about Closeread, not the satellite images 😉 ), here is a link to the code of this app: github.com/BjnNowak/wor... ... and another link to Posit contest for Closeread apps (deadline January 5th): posit.co/blog/closere...
posit.co
Closeread Prize Announcement - Scrollytelling with Quarto - Posit
Enter the 1st Closeread Prize! 
From analytic insights to creative storytelling, show us how you'll captivate readers with a data-driven document using scrollytelling in Quarto.
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Benjamin Nowak @bjnnowak.bsky.social · 13/12/2024
To learn Closeread extension (for scrollytelling with Quarto and #RStats), I've built a small interactive application that highlights some insolite places that can be located using satellite images Give it a try ! bjnnowak.quarto.pub/mysteries-of...
An application to discover some insolite locations, illustrated with satellite imageryStrange pattern in the Gobi desertGuitar-shaped forest in Argentina
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Reposted by Benjamin Nowak
Benjamin Nowak @bjnnowak.bsky.social · 04/12/2024
1 628 schools are exposed to more than 10 pesticides applications per year in France
Map of schools exposed to more than 10 pesticides applications per year in France

the hexagons show the number of schools per zone (10km*10km)

the background map shows the treatment map
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Reposted by Benjamin Nowak
Jana Tauschinski @janatausch.bsky.social · 07/12/2024
The Arctic Ocean could see its first ice-free day by 2030, new research shows "The fact that the Arctic sea ice cover has changed so significantly that [its loss in] 2030 is even a remote possibility shows how much change there has already been in the Arctic environment” on.ft.com/3DgyKJK
Ridgeline plot showing daily sea ice extent compared with 1981-2010 average, million sq km, by year. 1979-2024. More days have less Arctic sea ice in recent years.
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Benjamin Nowak @bjnnowak.bsky.social · 05/12/2024
Thanks Anneke ! For Zambia, could be an artefact in FAOStats database. I do not think arable land is an issue here coz it’s the yield that is plotted (not total productivity). Most striking feature for me is the high number of countries with low productivity 🥲
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Reposted by Benjamin Nowak
La Science, CQFD @sciencecqfd.bsky.social · 05/12/2024
#Infographie > L’évolution de la taille de #Godzilla au fil des opus tinyurl.com/299743pj #ScienceCQFD
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Benjamin Nowak @bjnnowak.bsky.social · 05/12/2024
Better explained here:
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Benjamin Nowak @bjnnowak.bsky.social · 05/12/2024
Touché... Les palettes que j'utilise pour les variables quali st spécifiques à l'ouvrage (il y en a 2, dont une spécifique aux continents) C'est pour les variables quanti que j'utilise des palettes "accessibles", comme batlow: bjnnowak.github.io/memo_agro/po...
bjnnowak.github.io
point_centroid.knit
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Benjamin Nowak @bjnnowak.bsky.social · 05/12/2024
Lien vers l'ouvrage (en français) : www.dunod.com/sciences-tec...
dunod.com
Mémo visuel d'agronomie
Cet ouvrage présente, sous une forme visuelle et synthétique, les notions indispensables à tout étudiant découvrant l’agronomie. À travers 100 infographies en couleurs, il leur permettra de s’initier ...
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Benjamin Nowak @bjnnowak.bsky.social · 05/12/2024
Some examples of graphs from the book that can be reproduced with the #RStats tutorials of the site: bjnnowak.github.io/memo_agro/ (Including one plot made with #TidyTuesday data! Can you guess which ?)
Book cover, with a waffle chart mimicking a distribution curveCustomized Dorling cartogram, with sub-variablesBump chartStream graph
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Benjamin Nowak @bjnnowak.bsky.social · 05/12/2024
Poke @fcorowe.bsky.social 😉
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