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GSDS (other)
GSDS may refer to: *Golden Sun: Dark Dawn, a series of fantasy role-playing video games *Gold Stealing Detection Unit, Gold Stealing Detective Squad, a special unit of the Western Australian Police *German Sustainable Development Strategy (German language, German: Deutsche Nachhaltigkeitsstrategie), a policy document outlining the goals, indicators, and measures of the German government to promote sustainable development See also *GSD (other) {{disambig ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Dark Dawn
Darkness, the direct opposite of lightness, is defined as a lack of lighting, illumination, an absence of visible spectrum, visible light, or a surface that absorbs light, such as black or brown. Human visual perception, vision is unable to distinguish colors in conditions of very low luminance. This is because the hue sensitive photoreceptor cells on the retina are inactive when light levels are insufficient, in the range of visual perception referred to as scotopic vision. The emotional response to darkness has generated metaphorical usages of the term in many cultures, often used to describe an unhappy or foreboding feeling. Referring to a time of day, night, complete darkness occurs when the Sun is more than 18° below the horizon, without the effects of twilight on the night sky. Scientific Perception The perception of darkness differs from the mere absence of light due to the effects of afterimage, after images on perception. In perceiving, the eye is active, and the p ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
