Light-EfficientCommunities.Com

Alberta Dark Sky Association

2017 - 08 - 08           

Review the web pages and documents one by one for a 'quick course' on light waste/pollution, its sources, effects and solutions.

LEC-Kit & Downloads

Main Menu

LEC Quick Course

Go to this menu for main subjects covered by this web site.

Vital information downloads for advocates and municipal authorities.

A Light-Efficient Community (LEC) utilizes light intelligently. It employs sound planning, designs, measures, legislation, fixtures, technologies and good lighting practices to reduce its energy costs and carbon footprint while preserving the natural environment and ensuring health, safety, security and a high quality of life for all.  Keep your light to yourself!

All Documents Download

This download contains all files available to the LEC advocate. They are in PDF form as well as PowerPoint and the use is indicated as ADM- Administration concerns for LEC municipalities,

HO - Hand Outs for advocates and municipal personnel,

POLICY - Existing Municipal LEC-related policies, and

POWERPOINT - presentation on light pollution. Note: this PP

Presentation may be adapted for your own use as an advocate.

Video Downloads

Modules from the film in production called "Demons in the Light" are available on Youtube.com. The video components are accessible within the particular sections to which their content refers. (Ex.; the Crime module is accessible through the Crime section on this web site.) Video components that are not yet available are so indicated. As videos become available, they will be linked on this web site.


This link takes you to the list of links which take you directly to modules available on Youtube.com.

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Edmonton and area's light dome extends up to 200 km in all directions, lighting up surrounding fields at 150 km!

Books of Interest

DARK MATTERS - Nature's Reaction to Light Pollution


Told through the eyes of thirteen-year-old Joan who loves the outdoors, Dark Matters introduces young readers to the fragile animals that are impacted by our increasingly threatened nighttime skies.


Come discover the amazing night life of frogs and bats, turtles and fireflies, birds, plants, and so much more. And learn how their lives and ecosystems are negatively impacted by light--much of which is so unnecessary.


This book is packed full with fascinating and unexpected facts and illustrations, and comes with tips and suggestions on how young people can help reduce light pollution. Because dark matters.


by Joan Marie Galat - Published by Red Deer Press - 2017


NEW - release in July 2017