Designing for the Life Span Segment 2The future of Earth is the future of humankind...
To understand the future of the earth, one must understand the human condition from youth...
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In Western culture, it is accepted that the human species "develops" from infancy through early adulthood and "ages" after that. The gerontological perspective on the progression of life is that all of life is developmental and that all of life is an aging process.