Protecting Dark SkiesAN ONGOING PROGRAM OF DILIGENCE AND

EDUCATIONIN BORREGO SPRINGS CALIFORNIA

Presented by Dr. James Hoban Rickard, Member Borrego Springs Dark Sky Coalition

Dark because of surrounding mountains, and lack of freeways.

Borrego Springs, winter residents = 5000

Borrego Springs is also known for its large metal sculptures by artist Ricardo Breceda

Borrego Springs at night.

About 20 million residents of Southern California and Mexico

Eastern Horizon

Western Horizon

Note the band of Zodiacal Light

extending from the horizon to the Pleiades.

Attending a meeting from my summer

home in Irelandvia Skype

Non-conforming Outdoor Light

Dark Sky Friendly Light

Shielded Lamp Unshielded Lamp

Have Happy Neighbors!

Two Very Glaring Lights on Local ATM

Simple shielding to cut off sky glow and glare

Glare substantially reduced

Street lamp glare reduced by simple

modification

PROGRAM: Established by the Borrego Springs Dark Sky Coalition, this program recognizes businesses and organizations in the Borrego Valley that have night sky friendly outdoor lighting, and encourages others to follow suit.

GOAL: The goal is to protect and preserve the treasured natural resource that is the starry nighttime sky of Borrego Springs, recognized in 2009 as a Dark Sky Community by the International Dark Sky Association. The program encourages the practice of responsible outdoor lighting.

VOLUNTARY PROGRAM: Participation is entirely voluntary. Any business or organization in the area is eligible.

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CRITERIA: A business or organization can qualify for recognition as “Night Sky Friendly” by eliminating sources on their property of:Skyglow – light emitted into the sky, interfering with the view of the stars;Glare – excessive brightness produced by outdoor lighting;Light Trespass – light falling on other properties, irritating neighborsAnd pledge that future outdoor lighting installed on its premises will conform to the criteria above.

PLEDGE: I (we) do hereby promise to protect and preserve the treasured natural wonder that is the starry night sky of Borrego Springs by practicing sound outdoor lighting management with the goal of reducing light pollution.

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Borrego Springs Medical CenterRecipient of Night Sky Friendly Award this year 2013

When a business performs a modification of its outdoor lighting, the Dark Sky Coalition presents it with a Certificate of Merit.

Thank you. Enjoy the dark night sky!