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Film Website

The City Dark
Visit the filmmaker’s website to learn more about the film, the filmmaker and upcoming screening events.

The Night Sky

Earthsky
Familiar to many NPR listeners because of its daily broadcasts about earth science and astronomy, this organization provides updates and photos of what stargazers can see in the current night sky on its website.

Globe at Night
This citizen-scientist project encourages communities to measure their own night sky quality and add their results to a global map accessible online.

Seeing in the Dark
The official website for the film Seeing in the Dark, based on the work of Timothy Ferris (who appears in The City Dark), includes a wide range of information on astronomy and the night sky, including a set of how-to videos on subjects such as reading a star chart, choosing a telescope and astrophotography.

Light Pollution and Conservation

International Dark-Sky Association
This group’s website serves as a one-stop shop for all things related to dark sky conservation, including research, sample ordinances, action alerts, lighting fixture design recommendations and more.

Light Pollution Science and Technology Institute
This website features satellite maps showing night sky artificial brightness across the globe.

PhoScope
PhoScope is an independent nonprofit organization that advances lighting practices in the built environment by bringing visionary thinking into design research collaborative projects, public programs and publications. PhoScope forges critical alliances between city agencies, not-for-profit agencies, community groups and design and planning experts.

Artificial Lighting

Brilliant: The Evolution of Artificial Light. (Jane Brox. New York: Houghton Mifflin, 2010.) This book offers a sweeping history of man's transformative relationship with light.

Ecological Consequences of Artificial Night Lighting. (Catherine Rich and Travis Longcore. Washington, D.C.: Island Press, 2005.) This book brings together leading scientists from around the world to evaluate the environmental effects of man-made illumination of the night.





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