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Olduvai III: Catacylsm
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A Blueprint for Disaster: Humans Have Pushed Earth’s Freshwater Cycle to Breaking Point

A Blueprint for Disaster: Humans Have Pushed Earth’s Freshwater Cycle to Breaking Point Human activities have pushed the Earth’s freshwater cycle beyond its natural state, with significant alterations observed since the mid-twentieth century due to pressures like damming, irrigation, and climate change. This underscores the critical need for immediate action to safeguard vital freshwater resources. […]

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Today’s Contemplation: Collapse Cometh LVIII–Magical Thinking to Help Avoid Anxiety-Provoking Thoughts

Today’s Contemplation: Collapse Cometh LVIII July 6, 2022 (original posting date) Arles, France (1984). Photo by author. Magical Thinking to Help Avoid Anxiety-Provoking Thoughts Today’s contemplation shares a comment I made to a Facebook Group a number of days ago in response to an article by Dr. Ugo Bardi — whose writing, especially around limits to growth and his […]

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Fossil-fueled industrial heat hard to impossible to replace with renewables

Fossil-fueled industrial heat hard to impossible to replace with renewables Preface. Cement, steel, glass, bricks, ceramics, chemicals, and much more depend on fossil-fueled high heat (up to 3200 F) to make. Except for the electric-arc furnace to recycle existing steel, there aren’t any renewable ways to make cement, other metals, and other high-heat products, and […]

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Olduvai IV: Courage
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Olduvai II: Exodus
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