Xem 1-3 trên 3 kết quả Natural light in traditional
  • We normally think of the eye as an organ for vision, but due to the discovery of additional nerve connections from recently-detected novel photoreceptor cells in the eye to the brain, it is now understood how light also mediates and controls a large number of biochemical processes in the human body. The most important findings are related to the control of the biological clock and to the regulation of some important hormones through regular light-dark rhythms. This in turn means that lighting has a large influence on health, well-being and alertness.

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  • From before the time Raven stole the sun and shed light on the world below, the Gitxaal / a people have lived in their territories along the north coast of British Columbia. Gitxaal / a laws (Ayaawk) and history (Adaawk) describe in precise detail the relationships of trust, honor, and respect that are appro- priate for the well-being and continuance of the people and, as important- ly, define the rights of ownership over land, sea, and resources within the territory.

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  • Melatonin is a ubiquitous molecule and widely distributed in nature, with functional activity occurring in unicellular organisms, plants, fungi and animals. In most vertebrates, including humans, melatonin is synthes-ized primarily in the pineal gland and is regulated by the environmental light⁄dark cycle via the suprachiasmatic nucleus.

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