Unseen Foundations: Above, Under, Within

Bol

The world we inhabit feels expansive. The sky appears endless. The ocean seems immeasurable. The ground beneath us feels solid and permanent. Yet human life unfolds within a narrow band of tolerable conditions-held in alignment by systems most of us never encounter directly.Unseen Foundations explores the vertical architecture of the Earth: the thin atmosphere that filters radiation and redistributes heat, the deep ocean that absorbs energy and circulates carbon, and the planet's interior that generates magnetic protection and sustains tectonic motion. Often studied in isolation, these domains are revealed here as interlocking layers of a single, continuous structure.Blending Earth science, systems thinking, and environmental philosophy, this book examines how modern civilization has developed during a period of unusual planetary alignment-and how our technologies, economies, and expectations depend on conditions we neither control nor fully understand. It challenges the assumption that stability is permanence, and invites readers to reconsider what responsibility means in a world shaped by forces that exceed human scale.Above, under, and within are not separate realms. They are dimensions of dependence. To recognize them clearly is to see the visible world differently-and to understand the narrow foundations on which it rests

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Pagina's: 292, Paperback, John Pritchett