For the more information about natural sounds and night skies in the National Park Service, please visit http://www.nature.nps.gov/sound_night/.
Useful Resources
Ranger leads a full moon guided hike. Photo by NPS/Kevin Poe & Ron Warner.
- International Dark—Sky Association
- World Atlas of Night Sky Brightness
- Dark Sky Awareness—Globe At Night
- Our Vanishing Night—National Geographic
Managing Lightscapes
- International Astronomical Union—Commission 50
- Urban Wildlands Group—Ecological Consequences of Night Lighting
- Starlight Reserves—A Common Heritage
- Economics of Global Light Pollution
- George Wright Forum—Protecting Dark Skies
- AstroLab—Practical Guide for Lighting
Light Pollution
Measuring Night Skies
- Sky & Telescope Magazine—The Bortle Dark-Sky Scale
- Globe at Night
- Sky Quality Meters
- Satellite Based Light Pollution Measurements
Exploring Night Skies
- In The Sky Tonight—Sky & Telescope Magazine
- Night Sky Network—Astronomy Clubs that Specialize in Outreach
- Abrams Planetarium—Monthly Sky Calendar
- 2012 Solar Events—Eclipse and Venus Transit
- 365 Days of Astronomy—Daily Astronomy Podcasts
- StarDate—Meteor Showers and Viewing Tips
Making a Difference
Last Updated: April 19, 2012



