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  2. Light pollution - Wikipedia

    en.wikipedia.org/wiki/Light_pollution

    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. Light pollution can be understood not only as a phenomenon resulting from a specific source or kind ...

  3. Timeline of history of environmentalism - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_history_of...

    This timeline of the history of environmentalism is a listing of events that have shaped humanity's perspective on the environment. This timeline includes human induced disasters, environmentalists that have had a positive influence, and environmental legislation .

  4. History of environmental pollution - Wikipedia

    en.wikipedia.org/wiki/History_of_environmental...

    The history of environmental pollution traces human-dominated ecological systems from the earliest civilizations to the present day. [1] This history is characterized by the increased regional success of a particular society , followed by crises that were either resolved, producing sustainability , or not, leading to decline.

  5. Timeline of environmental history - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_environmental...

    This timeline lists events in the external environment that have influenced events in human history. This timeline is for use with the article on environmental determinism. For the history of humanity's influence on the environment, and humanity's perspective on this influence, see timeline of history of environmentalism.

  6. Scotobiology - Wikipedia

    en.wikipedia.org/wiki/Scotobiology

    One consequence of artificial light pollution [3] is that even brief periods of relatively bright light during the night may prevent plants or animals (including humans) from measuring the length of the dark period, and therefore from behaving in a normal or required manner. This is a critical aspect of scotobiology, and one of the major areas ...

  7. Timeline of German history - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_German_history

    This is a timeline of German history, comprising important legal and territorial changes and political events in Germany and its predecessor states. To read about the background to these events, see History of Germany. See also the list of German monarchs and list of chancellors of Germany and the list of years in Germany

  8. Globe at Night - Wikipedia

    en.wikipedia.org/wiki/GLOBE_at_Night

    Globe at Night is an international scientific research program that crowdsources measurements of light pollution in the night sky. At set time periods within each year, the project asks people to count the number of stars that they can see from their location and report it to the project's website.

  9. Lighting - Wikipedia

    en.wikipedia.org/wiki/Lighting

    Light pollution is a growing problem in reaction to excess light being given off by numerous signs, houses, and buildings. Polluting light is often wasted light involving unnecessary energy costs and carbon dioxide emissions. Light pollution is described as artificial light that is excessive or intrudes where it is not wanted.