City Agriculture - January 20, 2026

Cows may safely graze under solar?
https://insideclimatenews.org/news/02112025/cattle-solar-grazing/
or https://archive.ph/6GBJ7

American Solar Grazing Association
https://solargrazing.org/

USAmerican Agrivoltaic Census Report
https://openei.org/wiki/InSPIRE/Agrivoltaics_Map
Solar Grazing Census Report
https://solargrazing.org/wp-content/uploads/2025/06/ASGA-CensusReport2024.pdf

How urban farms can make cities more livable and help feed America
https://grist.org/cities/how-urban-farms-can-make-cities-more-livable-and-help-feed-america/

Italy is funding 2 GW of agrivoltaics integrating solar energy production with agriculture
https://www.pv-magazine.com/2025/11/12/italy-awards-2-5-gw-in-first-agrivoltaic-tender-backed-by-eu-funds/

UK plans a “forest city"
https://www.theguardian.com/environment/2025/nov/23/how-ambitious-forest-city-plan-for-england-could-become-a-reality

Floating islands for Copenhagen’s harbor
https://mast.dk/copenhagen-islands

How climate breakdown is putting the world’s food in peril – in maps and charts
https://www.theguardian.com/environment/ng-interactive/2025/dec/18/how-climate-breakdown-is-putting-the-worlds-food-in-peril-in-maps-and-charts

Legal rights for Amazonian bees, a foundational species
https://www.theguardian.com/environment/2025/dec/29/stingless-bees-from-the-amazon-granted-legal-rights-in-world-first

Dutch engineers develop bricks which grow moss to absorb CO2, encourage the proliferation of biodiversity, and provide good insulation
https://ioplus.nl/en/posts/auke-bleij-wants-cities-to-breathe-through-moss-covered-facades

Planning program to optimize agrivoltaics migrates from research to commerce
https://cleantechnica.com/2025/12/29/agrivoltaic-company-okovate-acquires-stanford-university-carnegie-mellon-tech-startup/

Drones can plant 100,000 mangroves in one day and, perhaps, reseed sea grass beds (up to 35x the CO2 uptake of trees) and coral reefs
https://cleantechnica.com/2026/01/05/100000-mangrove-trees-planted-in-one-day/

Geometry Links - January 10, 2026

Angela Cupertino - scholarship winner at Pacific Coast OrigamiUSA Conference 2025
https://www.facebook.com/photo/?fbid=1128729186042290&set=a.502627711985777

Kinetic furniture
https://www.core77.com/posts/139276/Experimental-Kinetic-Furniture-Design-Aaron-Preyers-Blooming-Project

AI that builds machines called Noyron trained a Large Computational Engineering Model [LCEM] and designed his hypersonic precooler which uses a fractal folding algorithm to chill down superheated air
https://x.com/BrianRoemmele/status/1989759968959156297
hat tip Karl Thideman

8th grader Miles Wu folds origami that can hold over 9000 times its own weight
https://www.youtube.com/watch?v=QCODaKLzL-w
hat tip to boingboing.net

283 trillion colors of fractals
https://www.facebook.com/reel/1988387765038458
hat tip Vinay Gupta

The mountains of Pluto
https://x.com/MAstronomers/status/2005055593502179767

Best Northern Lights photography of the year - the geometry of our electromagnetic atmosphere
https://capturetheatlas.com/northern-lights-photographer-of-the-year/

Natural motion of a pendulum
https://x.com/Saganismm/status/2007795854145712410

New Kosticks design
https://www.facebook.com/watch?v=1540874743631158

Aqua Swimming Sea Bike
https://x.com/SalmanGreen/status/2009188815756480841

Frost flowers
https://www.instagram.com/p/DRuTEkoEWTP/
hat tip to boingboing.net

Robert Fathauer mathematics art
https://www.mathartfun.com/robertfathauer.com/index.html