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National Dark Sky Week

March 29 through April 4 is National Dark Sky Week. Founded in 2003 by Jennifer Barlow, the event highlights concern for increasing light pollution. Inefficient outdoor lighting wastes billions of dollars in energy in north America each year and casts a hazy blanket of light over the sky which washes out our view of all but the brightest stars.

»Learn how one woman created a national observance of dark sky week

Endorsed by the International Dark-Sky Association, American Astronomical Society, and the Astronomical League, National Dark Sky Week grows each year as the public becomes more aware of light pollution and its effects on our everyday lives and the environment

»See a map of Earth at night and find out where light pollution is at its worst.

You can do your part by turning off unnecessary outdoor lighting and asking your neighbors and local businesses to do the same. After Dark Sky Week, consider replacing poorly designed outdoor fixtures which allow glare to escape upward. The best solution is “full cutoff” motion sensor fixtures. Light pollution is all around each of us. Read more about light pollution's disturbing effect on individuals, communities, animals, and the environment. (MSWord doc download) 

»Find out about simple things you can do all year round to conserve energy, save money, and prevent light pollution.

The International Dark Sky Association aims to stop the adverse effects of light pollution; raise awareness about light pollution, its adverse effects, and its solutions; and educate about the values of quality outdoor lighting. IDA provides resources online to educate students about the issues surrounding light pollution

»Learn from Sky & Telescope magazine how you can save dark skies.

 

LEARN MORE

»Discover how you can promote Lights Out America

»Find out who is observing Earth Hour

»Read more about 2008 Dark Sky Week in Astronomy magazine

»Download information sheets and practical guides to learn more about light pollution and what you can do to help

»Find dark sky destinations--places you can travel to enjoy the natural beauty of dark skies (PDF)

 

 
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