Kai Sonder
@kaisonder.bsky.social
Agricultural geographer, futurist, cyclist, zwifter, Member of Noodles, passionate coffee drinker
#30DayMapChallenge - Day 27 Boundaries
Earth system boundaries and where we transgress
Data from Rockström 2023 and FAO
Earth system boundaries and where we transgress
Data from Rockström 2023 and FAO
November 27, 2025 at 5:03 PM
#30DayMapChallenge - Day 27 Boundaries
Earth system boundaries and where we transgress
Data from Rockström 2023 and FAO
Earth system boundaries and where we transgress
Data from Rockström 2023 and FAO
#30DayMapChallenge - Day 26 - Transport
Busiest airports by passenger traffic
Atlanta takes the crown with 108 million in 2024
Data from #wikipedia and #ACI
Busiest airports by passenger traffic
Atlanta takes the crown with 108 million in 2024
Data from #wikipedia and #ACI
November 26, 2025 at 4:59 PM
#30DayMapChallenge - Day 26 - Transport
Busiest airports by passenger traffic
Atlanta takes the crown with 108 million in 2024
Data from #wikipedia and #ACI
Busiest airports by passenger traffic
Atlanta takes the crown with 108 million in 2024
Data from #wikipedia and #ACI
#30DayMapChallenge Day 25 — Hexagons
Cell tower distribution in UBER H3 hexagons level 5 in Mexico, Data from @opencellid through kaggle
Cell tower distribution in UBER H3 hexagons level 5 in Mexico, Data from @opencellid through kaggle
November 25, 2025 at 4:44 PM
#30DayMapChallenge Day 25 — Hexagons
Cell tower distribution in UBER H3 hexagons level 5 in Mexico, Data from @opencellid through kaggle
Cell tower distribution in UBER H3 hexagons level 5 in Mexico, Data from @opencellid through kaggle
#30DayMapChallenge Day 24: Places and their names Locality names in Mexico between Religion and Revolution DATA from
@inegi.bsky.social
@inegi.bsky.social
November 25, 2025 at 4:42 PM
#30DayMapChallenge Day 24: Places and their names Locality names in Mexico between Religion and Revolution DATA from
@inegi.bsky.social
@inegi.bsky.social
#30DayMapChallenge – Day 23: Process
November 24, 2025 at 1:10 AM
#30DayMapChallenge – Day 23: Process
#30DayMapChallenge
Day 22: Natural Earth
Day 22: Natural Earth
November 23, 2025 at 3:55 AM
#30DayMapChallenge
Day 22: Natural Earth
Day 22: Natural Earth
November 21, 2025 at 2:54 PM
Day 20: Water #30DayMapChallenge
Just of the press from our colleagues at @iwmi.bsky.social water footprint of crops.
Green and blue water consumption for maize
Just of the press from our colleagues at @iwmi.bsky.social water footprint of crops.
Green and blue water consumption for maize
November 21, 2025 at 3:00 AM
Day 20: Water #30DayMapChallenge
Just of the press from our colleagues at @iwmi.bsky.social water footprint of crops.
Green and blue water consumption for maize
Just of the press from our colleagues at @iwmi.bsky.social water footprint of crops.
Green and blue water consumption for maize
Day 19: Projections #30DayMapChallenge Global maize production areas in Peirce quincuncial projection
November 19, 2025 at 5:26 PM
Day 19: Projections #30DayMapChallenge Global maize production areas in Peirce quincuncial projection
#30DayMapChallenge Day 18 — Out of this World
One of the amazing things nowadays is open access to data, in this case from Mars thx to the @NASA MOLA mission (Mars Orbiter Laser Altimeter). Places I've read about in many SF books I can now visit and visualize in 3D.
One of the amazing things nowadays is open access to data, in this case from Mars thx to the @NASA MOLA mission (Mars Orbiter Laser Altimeter). Places I've read about in many SF books I can now visit and visualize in 3D.
November 18, 2025 at 2:35 PM
#30DayMapChallenge Day 18 — Out of this World
One of the amazing things nowadays is open access to data, in this case from Mars thx to the @NASA MOLA mission (Mars Orbiter Laser Altimeter). Places I've read about in many SF books I can now visit and visualize in 3D.
One of the amazing things nowadays is open access to data, in this case from Mars thx to the @NASA MOLA mission (Mars Orbiter Laser Altimeter). Places I've read about in many SF books I can now visit and visualize in 3D.
Day 17 #30DayMapChallenge New Tool
#KorayRender RStudio 3D Map Simulator by @kryaclan
korayaclan.github.io/korayrender/
Great tool that helps you make 3D images of cities.
Here parts of downtown Frankfurt where I used to go a lot as a teenager
#KorayRender RStudio 3D Map Simulator by @kryaclan
korayaclan.github.io/korayrender/
Great tool that helps you make 3D images of cities.
Here parts of downtown Frankfurt where I used to go a lot as a teenager
November 17, 2025 at 3:44 PM
Day 17 #30DayMapChallenge New Tool
#KorayRender RStudio 3D Map Simulator by @kryaclan
korayaclan.github.io/korayrender/
Great tool that helps you make 3D images of cities.
Here parts of downtown Frankfurt where I used to go a lot as a teenager
#KorayRender RStudio 3D Map Simulator by @kryaclan
korayaclan.github.io/korayrender/
Great tool that helps you make 3D images of cities.
Here parts of downtown Frankfurt where I used to go a lot as a teenager
#30dayMapChallenge day 16: Cell
Mexico 2020 wheat production area by UBER H3 level 5 cells
Data @INEGI and @IFPRI SPAM
Mexico 2020 wheat production area by UBER H3 level 5 cells
Data @INEGI and @IFPRI SPAM
November 16, 2025 at 6:10 PM
#30dayMapChallenge day 16: Cell
Mexico 2020 wheat production area by UBER H3 level 5 cells
Data @INEGI and @IFPRI SPAM
Mexico 2020 wheat production area by UBER H3 level 5 cells
Data @INEGI and @IFPRI SPAM
Day 15 of the #30DayMapChallenge Fire. Burning of crop residues creates emissions. The map shows about 60k agricultural fires detected in 2024 by the NASA FIRMS program. Conservation agriculture as promoted by @cimmyt.bsky.social and FIRA use these crop residues to increase soil health and yields.
November 15, 2025 at 6:25 PM
Day 15 of the #30DayMapChallenge Fire. Burning of crop residues creates emissions. The map shows about 60k agricultural fires detected in 2024 by the NASA FIRMS program. Conservation agriculture as promoted by @cimmyt.bsky.social and FIRA use these crop residues to increase soil health and yields.
#30DayMapChallenge Day 13 - 10 minute map
Deforestation in Mexico 2001 to 2024
Data from Hansen et al, 2013, University of Maryland GLAD, Global Forrest Watch (GFW) and NASA
Deforestation in Mexico 2001 to 2024
Data from Hansen et al, 2013, University of Maryland GLAD, Global Forrest Watch (GFW) and NASA
November 13, 2025 at 3:48 PM
#30DayMapChallenge Day 13 - 10 minute map
Deforestation in Mexico 2001 to 2024
Data from Hansen et al, 2013, University of Maryland GLAD, Global Forrest Watch (GFW) and NASA
Deforestation in Mexico 2001 to 2024
Data from Hansen et al, 2013, University of Maryland GLAD, Global Forrest Watch (GFW) and NASA
In the year 2525, if man is still alive
If woman can survive, they may find:
#30DayMapChallenge — Day 12: Map of 2125
If woman can survive, they may find:
#30DayMapChallenge — Day 12: Map of 2125
November 12, 2025 at 2:19 PM
In the year 2525, if man is still alive
If woman can survive, they may find:
#30DayMapChallenge — Day 12: Map of 2125
If woman can survive, they may find:
#30DayMapChallenge — Day 12: Map of 2125
#30DayMapChallenge Day 11: Minimal
Sounds easy but it isn't.
Sounds easy but it isn't.
November 11, 2025 at 2:29 PM
#30DayMapChallenge Day 11: Minimal
Sounds easy but it isn't.
Sounds easy but it isn't.
#30DayMapChallenge Day 10: Air
The obvious one is air quality, annual PM2.5 particles from Wei et al., 2023 in Nature Communications. Interesting to see natural and human hot spots.
The obvious one is air quality, annual PM2.5 particles from Wei et al., 2023 in Nature Communications. Interesting to see natural and human hot spots.
November 10, 2025 at 4:10 PM
#30DayMapChallenge Day 10: Air
The obvious one is air quality, annual PM2.5 particles from Wei et al., 2023 in Nature Communications. Interesting to see natural and human hot spots.
The obvious one is air quality, annual PM2.5 particles from Wei et al., 2023 in Nature Communications. Interesting to see natural and human hot spots.
#30DayMapChallenge Day 9 - Analog
Time to cheat as I don't draw well enough to do analog
National Institute of Statistics and Geography of Mexico (INEGI) topo map and 15 m elevation model off the place I work at @cimmyt.bsky.social
Time to cheat as I don't draw well enough to do analog
National Institute of Statistics and Geography of Mexico (INEGI) topo map and 15 m elevation model off the place I work at @cimmyt.bsky.social
November 10, 2025 at 2:22 AM
#30DayMapChallenge Day 9 - Analog
Time to cheat as I don't draw well enough to do analog
National Institute of Statistics and Geography of Mexico (INEGI) topo map and 15 m elevation model off the place I work at @cimmyt.bsky.social
Time to cheat as I don't draw well enough to do analog
National Institute of Statistics and Geography of Mexico (INEGI) topo map and 15 m elevation model off the place I work at @cimmyt.bsky.social
#30DayMapchallenge Day 8, Urban. Data from European Commission (JRC), Center for Integrated Earth System Information (CIESIN) and NASA - National Aeronautics and Space Administration, rendered with #aerialod
Urban areas in Mexico
Urban areas in Mexico
November 8, 2025 at 6:07 PM
#30DayMapchallenge Day 8, Urban. Data from European Commission (JRC), Center for Integrated Earth System Information (CIESIN) and NASA - National Aeronautics and Space Administration, rendered with #aerialod
Urban areas in Mexico
Urban areas in Mexico
#30DayMapChallenge Day 7 — Accessibility
Distance to different sized towns
Distance to different sized towns
November 7, 2025 at 4:15 PM
#30DayMapChallenge Day 7 — Accessibility
Distance to different sized towns
Distance to different sized towns
Day 6 of #30DayMapChallenge: Dimensions
Some countries pop up (USA, China, Brazil), some stay almost the same (Mexico, Turkey) some disappear (Australia UK). 2023 maize production as a cartogram. Thx to
@fao.org stat and Gastner et al. Proc Natl Acad Sci (2018) online tool.
Some countries pop up (USA, China, Brazil), some stay almost the same (Mexico, Turkey) some disappear (Australia UK). 2023 maize production as a cartogram. Thx to
@fao.org stat and Gastner et al. Proc Natl Acad Sci (2018) online tool.
November 6, 2025 at 10:17 PM
Day 6 of #30DayMapChallenge: Dimensions
Some countries pop up (USA, China, Brazil), some stay almost the same (Mexico, Turkey) some disappear (Australia UK). 2023 maize production as a cartogram. Thx to
@fao.org stat and Gastner et al. Proc Natl Acad Sci (2018) online tool.
Some countries pop up (USA, China, Brazil), some stay almost the same (Mexico, Turkey) some disappear (Australia UK). 2023 maize production as a cartogram. Thx to
@fao.org stat and Gastner et al. Proc Natl Acad Sci (2018) online tool.
#30DayMapChallenge – Day 5: Earth
Given the importance of these, global occurrence of rare earth elements according to U.S. Geological Survey (USGS) and the great hashtag#rayrender package in R.
Given the importance of these, global occurrence of rare earth elements according to U.S. Geological Survey (USGS) and the great hashtag#rayrender package in R.
November 5, 2025 at 2:55 PM
#30DayMapChallenge – Day 5: Earth
Given the importance of these, global occurrence of rare earth elements according to U.S. Geological Survey (USGS) and the great hashtag#rayrender package in R.
Given the importance of these, global occurrence of rare earth elements according to U.S. Geological Survey (USGS) and the great hashtag#rayrender package in R.
#30DayMapChallenge Day4: My Data/Our Data
Use of cost distance grids to review and plan for improved accessibility of farmers in Central Mexico to conservation agriculture machinery for climate change adaptation and more regenerative farming practices within @cimmyt.bsky.social MasAgro initiative.
Use of cost distance grids to review and plan for improved accessibility of farmers in Central Mexico to conservation agriculture machinery for climate change adaptation and more regenerative farming practices within @cimmyt.bsky.social MasAgro initiative.
November 4, 2025 at 3:19 PM
#30DayMapChallenge Day4: My Data/Our Data
Use of cost distance grids to review and plan for improved accessibility of farmers in Central Mexico to conservation agriculture machinery for climate change adaptation and more regenerative farming practices within @cimmyt.bsky.social MasAgro initiative.
Use of cost distance grids to review and plan for improved accessibility of farmers in Central Mexico to conservation agriculture machinery for climate change adaptation and more regenerative farming practices within @cimmyt.bsky.social MasAgro initiative.
#30DayMapChallenge Day 3 - Polygons
While Mexico is still recovering from several years of drought, here is how 2024 looked like.
Great drought data from @conagua_mx and inspiration from ESRI's @John_M_Nelson
While Mexico is still recovering from several years of drought, here is how 2024 looked like.
Great drought data from @conagua_mx and inspiration from ESRI's @John_M_Nelson
November 3, 2025 at 2:55 PM
#30DayMapChallenge Day 3 - Polygons
While Mexico is still recovering from several years of drought, here is how 2024 looked like.
Great drought data from @conagua_mx and inspiration from ESRI's @John_M_Nelson
While Mexico is still recovering from several years of drought, here is how 2024 looked like.
Great drought data from @conagua_mx and inspiration from ESRI's @John_M_Nelson
November 2, 2025 at 3:47 PM