... ." The Gaia theory is a theory that the earth is alive. Not alive in a sense that it is a thinking being with a conscious, but more like a plant such as a tree that simply lives with no general purpose than to just live. There is evidence surrounding this theory such as the temperature of the Earth, "there ... this is as follows along with how it applies to the Gaia theory: "Life is a network which constantly makes itself. The simplest autopoietic system is the living cell. For something to be alive by this definition, there is no requirement that it grow or reproduce or pass on DNA. Sin...

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• Grade Level: Undergraduate