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Heltaher
Heltaher

The Arithmetic of Sustainability

Key Insights
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  • Consumption Reality: Affluent societies consume 125 kWh/d per person, requiring fundamental efficiency improvements
  • Efficiency Gains: Electric vehicles (5x), heat pumps (4x), and conservation can reduce demand by 70%
  • Renewable Limits: UK can achieve 18 kWh/d/p domestically due to public opposition
  • Energy Gap: 30 kWh/d/p shortfall requires nuclear, imports, or massive renewables
  • Grid Stability: Intermittency demands 1200 GWh storage and continental interconnection
  • Policy Choices: Five viable paths balancing centralization, imports, and industrialization

Related Content
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References
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  1. Smil, V. (2017). Energy and Civilization: A History. MIT Press.
  2. Heinberg, R. (2009). Blackout: Coal, Climate and the Last Energy Crisis. New Society Publishers.
  3. Lovins, A. B. (1977). Soft Energy Paths: Toward a Durable Peace. Harper & Row.
  4. Jacobson, M. Z., & Delucchi, M. A. (2009). A path to sustainable energy by 2030. Scientific American, 301(5), 58-65.
  5. Mackay, D. J. C. (2009). Sustainable Energy - Without the Hot Air. UIT Cambridge.