In natural terrain and vegetation, the landscape architect placed a 500-meter "red ribbon" integrating lighting, seating, environmental interpretation, and way -? Nding.
The same is true of some kinds of fluorescent lighting, which are also deficient in red light.
有些荧光灯也会出现同样的情况，红光也是同样的缺失。
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Changing the type of lighting wouldn't have much impact, the scientists suspect, unless cities would use red lights, which don't interfere with nitrate radical formation.