Chapter 12 - Sunlight: an all pervasive source of energy

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Shafts of sunlight penetrate a forest of Araucaria heterophylla at Point Blackbourne on Norfolk Island (see Colour Plate 48)

The device by which an organism maintains itself stationary at a fairly high level of orderliness (= fairly low level of entropy) really consists in continually sucking ordiliness from its environment ... plants ... of course, have the most powerfull supply of 'negative entropy' in the sunlight

(Schrödinger 1944)