arcologies

Enclosed urban ecosystems

Arcologies are hypothetical self-contained megastructures designed to house entire communities with minimal environmental impact—combining architecture and ecology.

The concept envisions massive buildings or complexes that integrate living spaces, workplaces, and food production into a single efficient system: The sci-fi novel imagined a future where most humans lived in arcologies.

The term appears frequently in science fiction and speculative urban planning but no true arcology has been built.

megastructure

superstructure

Construction above the base

  • domeRounded vault forming roof
  • towerTall slender edifice
  • habitatOrganism's natural environment

complex · framework · edifice · colossal · monolithic · engineering · high-rise · infrastructure · construction · enclosed

science-fiction

Blade Runner

One who retires replicants

sci-fi · megacity · Coruscant · orbital · worldbuilding · speculative · futuristic · post-apocalyptic · terraforming · interstellar

ecology

ecosystem

Interconnected organisms and surroundings

flora · fauna · symbiotic · microclimate · biosphere · greenhouse · hydroponic · aquaponic · pollination

sustainability

closed-loop

System with feedback control

energy-efficient · solar-powered · zero-waste · recycling · composting · geothermal · biophilic · green · permaculture · resource-efficient

urban-density

mixed-use

Combining different functions

car-free · zoning · land-use · public-transport · walkable · population · concentrated · efficient · centralized · amenities

Opposites
urban density and form

arcologiesurban sprawl

Uncontrolled peripheral development

suburban sprawl · sprawling suburbs · sprawl · exurbs · suburbs

design philosophy

arcologiesorganic growth

Growth arising internally, gradually

Family

architecture, ecology, architects, ecologists, arcology

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