Pi-Sustain

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    The Inelasticity Trap: A Live MBA Case Study in Oil Supply Shock Economics

    ByElmer Hall

    A Pi-Econ™ Article | PerpetualInnovation.org Sofia had been up since 5:30 a.m., April 15, 2026, re-reading her notes on price elasticity. She liked managerial economics — it was the class where theory finally touched the ground — but Professor Aldrich had a habit of walking in with something from the news and asking the class…

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    Earth Day 2026: Fossil Fuels, Hormuz & the One-Way Trip

    ByElmer Hall

    What the world’s most dangerous waterway reveals about the energy system we built — and the one we’re building now The tanker captain had run the Strait of Hormuz more than two hundred times. Twenty-one miles at its narrowest. Two shipping lanes, each barely two miles wide. Every time, the same ritual: radio check, speed…

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    Future Causes and Impact Measures for Rotary: From Inputs to Human-Centered Impact

    ByElmer Hall

    How AI, attribution, and impact dashboards are transforming Rotary’s future causes and measurable outcomes (with accompanying white paper) The future causes and impact measures for Rotary are no longer defined by how much is given, but by what is changed. As expectations rise across philanthropy and sustainability, Rotary impact measurement is shifting toward human-centered impact…

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    Missing Lovebugs: A Climate Warning Sign for Florida’s Ecosystems?

    ByElmer Hall

    Missing lovebugs are becoming an increasingly visible signal of Florida ecosystem health, raising questions about a broader Florida lovebugs decline and what it may reveal about climate change indicator species. Once a predictable seasonal presence, their absence now prompts deeper inquiry into where lovebugs come from and whether shifting environmental conditions are disrupting long-established ecological…

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    Perpetual Sustainability at a Crossroads: World Water Day and Earth Day 2026

    ByElmer Hall

    World Water Day, March 22, 2026, the 33rd observance since its UN establishment, focuses on “Water and Gender,” highlighting equity in access and governance. One month later (April 22), the 56th Earth Day carries the theme “Our Power, Our Planet,” emphasizing collective agency in accelerating the energy transition. From awareness to accountability in the productivity…

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    Molecular Transition to a Regenerative Economy from Linear Fossil Fuel Systems

    ByElmer Hall

    Why sustainability requires redesigning industrial systems — not just replacing energy sources The defining sustainability challenge of the 21st century is not merely an energy transition — it is the molecular transition to a regenerative economy. Fossil fuels have shaped not only how societies generate power, but how industrial systems produce materials, infrastructure, and essential…