Daisy World

• Daisy World simulation

Daisy World

Ave

rage

sur

face

Tem

p

Daisy coverage

TsDaisies

TsDaisies Albedo

Daisy World

Average surface Temp

Ts Daisies

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over

age Ts Daisies

Daisy World

Average surface Temp

Ts DaisiesD

aisy

cov

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e Ts Daisies

albedo

P1

P1

Ts Daisies

albedoP2

P2

Daisy World Model

Homeostasis

• Walter Cannon 1932 “The Wisdom of the Body”

• Jame Lovelock ~1969 Gaia hypothesis (Lovelock, J.E.; Margulis, L. (1974). "Atmospheric homeostasis by and for the biosphere- The

Gaia hypothesis". Tellus 26 (1): 2–10.

• Draw a causal lop diagram describing a self regulating component of the human body.