First documented in June 2015 on Twitter. Currently active and in regular use across social platforms since 2015.
Agricultural waste as building material: insulation R-40+, carbon sequestration, low cost. Code approval battles. Moisture, fire concerns (actually fire-resistant when plastered). Natural Building movement. Owner-builder DIY culture.
Sources: Academic urban planning journals, city planning documents, ArchDaily, The Urbanist, Strong Towns blog, CNU publications.
Carlos Moreno's concept: all daily needs within 15-min walk/bike
#350ppm refers to 350 parts per million CO2—the safe upper limit for atmospheric carbon according to climate scientist James Hansen, becoming rallying number...
#50501 — for '50 protests, 50 states, one movement' — is the decentralised US pro-democracy protest movement that grew out of a late-January 2025 Reddit thre...
> Nightly applause for healthcare workers
TikTok choreography explosion
#AbolishIce is an activist hashtag advocating for social change and justice