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Earth Hour is a worldwide movement organized by the World Wildlife Fund (WWF). The event is held annually, encouraging the individuals, communities, and businesses to give an hour for Earth, and additionally marked by landmarks and businesses switching off non-essential electric lights, for one hour from 8:30 to 9:30 p.m., usually on the last Saturday of March, as a symbol of commitment to the ...
The dark-sky movement is a campaign to reduce light pollution.The advantages of reducing light pollution include an increased number of stars visible at night, reducing the effects of electric lighting on the environment, improving the well-being, [1] health [2] and safety [3] of people and wildlife, [4] and cutting down on energy usage.
A light-on-dark color scheme (dark mode, night mode) is available to Wikipedia's smartphone apps and website (for users using the default skins) since July 2024. In addition to this there is a gadget on English Wikipedia, and various volunteer-written CSS files that allow customization for logged-in users.
The most notable,that is making me turn it off again now and revert to a Stylus dark mode for Wikipedia , is the halation effect effect. See e.g. See e.g. Why you should never use pure black for text or backgrounds Thanks, asmodai ( talk ) 11:45, 25 April 2021 (UTC) [ reply ]
Light pollution is the presence of any unwanted, inappropriate, or excessive artificial lighting. [1] [2] In a descriptive sense, the term light pollution refers to the effects of any poorly implemented lighting sources, during the day or night.
The "Color (beta)" Dark Mode option on the right side is too bright/grey for my tastes, but I see on this Talk page that there are different opinions. Some apps on my phone actually distinguish the two. AccuWeather has "Dark" and "Black" as two different options. Reddit has "Night" and "Midnight (AMOLED)" as well.
Mexico City at night, showing skyglow A map from 1996 to 1997 showing the extent of skyglow over Europe. Skyglow (or sky glow) is the diffuse luminance of the night sky, apart from discrete light sources such as the Moon and visible individual stars. It is a commonly noticed aspect of light pollution.
A nightlight is a small light fixture, usually electrical, placed for comfort or convenience in dark areas or areas that may become dark at certain times, such as at night or during an emergency. Small long-burning candles serving a similar function are referred to as "tealights".