
Decouple Where Is Nature Going?
Oct 14, 2025
Jesse Ausubel, an environmental scientist and director at The Rockefeller University, discusses groundbreaking ideas on sustainability. He delves into the concept of logistic S-curves to explain trends in energy systems. Ausubel highlights the 'environmental trifecta' of land-sparing, decarbonization, and dematerialization, while addressing the complexities in these areas. He also shares insights on hydrogen's potential, challenges in energy transitions, and reflects on the future of biodiversity through innovative frameworks and long-term thinking.
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The Fuels Blender Story
- Ausubel describes Marchetti's 'fuel blender' idea tracking H/C ratios from wood to methane over centuries.
- He explains Marchetti's long‑range view that hydrogen might dominate far in the future.
System Dynamics Over Short-Termism
- Marchetti emphasized systemic inertia and long timeframes, viewing human action as constrained by system dynamics.
- Ausubel frames this as a 'Catholic' view of providence and system-driven fate.
Supergrids Fit The Density Story
- Ausubel accepts large, remote power parks and continental supergrids as consistent with energy density trends.
- He links Marchetti's energy islands to modern proposals like continental transmission and nuclear parks.


