Manifesto · Becoming Planetary
The Biosphere
The living organism to which we belong
The existential frame
An organism 3.8 billion years old
The Biosphere regulates climate, fresh water, soils and the atmosphere, without a pilot or institution. Four billion years produced this self-regulating system from which all life emerged. How we represent it determines in depth the economy we can conceive and the place humanity assigns itself in the living world.
Nature, environment, climate, biodiversity. Each names a fragment or an intangible reality. None names the system. The Biosphere designates that system: the totality of living matter and the environment it has shaped into a single self-regulating whole.
The space of all life · at the scale of the globe
Whether one sees the Biosphere as a passive backdrop or as a living organism, the economic organization, political regimes and ethical frameworks one can build on that basis are not the same. Narratives I, II and III all rest on the first representation. Narrative IV requires the second.
Current representation
The Biosphere as frame, backdrop, environment, resource stock, passive medium. Carried by narratives I, II and III: nature in the background, humanity at the center.
Required representation ✓
The Biosphere as a living, integrated, self-regulating organism with its own 3.8-billion-year history. Without this shift, the fourth narrative remains incomprehensible. Homo biospheris cannot be thought as long as the Earth remains a backdrop around the human.
Four measured, documented properties make the Biosphere a living organism in its own right.
Its own history
Before Homo sapiens: 3.8 billion years and five mass extinctions. The Biosphere reconstituted its complexity each time. We appeared within it 300,000 years ago.
Self-construction
Vernadsky established this in 1926: fertile soil, breathable atmosphere, ocean chemistry did not preexist life. They were produced by, and are maintained by, the living world itself. The Biosphere builds and maintains its own habitat.
Regulation without a pilot
No center, no controller. The oxygen, water and carbon cycles, through their interaction, produce planetary homeostasis. This is what Lovelock and Margulis formalized in 1973 as the Gaia hypothesis. The associated discipline, geophysiology, treats the Earth as a physiological superorganism.
Its own evolution
Its complexity, biogeochemical cycles and regulatory capacity have grown more sophisticated over geological time. Humanity is one of its most recent productions, having appeared 300,000 years ago in a narrative 3.8 billion years long.
Synthesis
Perceiving the Biosphere as an organism: the starting point
Its own history, self-construction, regulation without a pilot, evolution: these four properties allow us to treat the Biosphere not as a simple environment, but as a living system with its own history, organisation and capacity for self-regulation. As long as the Biosphere is seen as a backdrop, Homo biospheris and the biospheric economy remain abstractions. That is the decisive shift: to stop looking at the Earth around us, and to understand that we are inside it.
A production of the Planetary Lab
© 2026 Biosphere Economics · CC BY-NC-ND 4.0
Into action
The Biosphere maintains the conditions that make all economic activity possible. This frame shift, from backdrop to organism, changes what your organization chooses to measure, preserve and build. These two formats help inspire your organization to position itself for that future.
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