Light Pollution The Costs of Poorly Implemented Outdoor Lighting

Light Pollution Purpose of Lighting What is Light Pollution? Light Pollution's Effects How to Stop Light Pollution What's Stopping Us?

Purposes of Lighting Safety Security Navigation Decoration Advertising

Safety

Security

Navigation

Decoration

Advertising

Light Pollution What is it?

Light Pollution - What is it? Glare Uplight Light Trespass Overlighting Inefficiency

Glare

Uplight

Light Trespass

Overlighting

Inefficiency

Light Pollution is Glare

Light Pollution is Glare

Light Pollution is Uplight

Light Pollution is Uplight

Light Pollution is Trespass

Light Pollution is Trespass

Light Pollution is Overlighting

Light Pollution is Inefficiency

Light Pollution Why is it bad?

Why is Light Pollution Bad? Safety Security Social Waste Pollution Health Effects Ecological Effects

Light Pollution - Safety Reduced visual acuity Recovery time Overlighting

Reduced visual acuity

Recovery time

Overlighting

Light Pollution - Security Reduces fear Reduces crime ??

Reduces fear

Reduces crime ??

Light Pollution - Social Neighbor-neighbor tension Resident complaints Extreme behaviors

Neighbor-neighbor tension

Resident complaints

Extreme behaviors

Light Pollution - Waste 30% of light wasted $5,000,000,000+ per year wasted

30% of light wasted

$5,000,000,000+ per year wasted

Light Pollution - Pollution Every kilowatt used causes release of: 1.3 pounds CO2 2 grams sulfur dioxide 1.6 grams nitric oxide 62 billion kWh = 40 million tons of CO2 = 1.4 million tons SO2 = 1.1 million tons NO selene-ny.org/lightcost.asp

Every kilowatt used causes release of:

1.3 pounds CO2

2 grams sulfur dioxide

1.6 grams nitric oxide

62 billion kWh = 40 million tons of CO2

= 1.4 million tons SO2

= 1.1 million tons NO

Light Pollution - Human Health Air pollution related problems Melatonin suppression Sleep disruption

Air pollution related problems

Melatonin suppression

Sleep disruption

Light Pollution - Animals Birds Amphibians Fish Insects

Birds

Amphibians

Fish

Insects

Light Pollution - Plants Water quality Trees Plants

Water quality

Trees

Plants

Light Pollution What can be done?

Light Pollution - What can we do? Technical Requirements Implementation

Technical Requirements

Implementation

Light Pollution - Technical Proper shielding

Proper shielding

www.darkskysociety.org/handouts/blbn.pdf

Proper shielding Light Pollution - Technical Amount of light www.darksky.org/infoshts/is077.html Curfews Lamp type Don�t light

Proper shielding

Amount of light

Curfews

Lamp type

Don�t light

Light Pollution - Implementation Master plan Zoning/Planning Board policy Local law/ordinance State law

Master plan

Zoning/Planning Board policy

Local law/ordinance

State law

Light Pollution What's holding us back?

Light Pollution - Impediments Lack of education Vested and ulterior interests "We've always done it that way" Poorly written laws and policies

Lack of education

Vested and ulterior interests

"We've always done it that way"

Poorly written laws and policies

More information www.selene-ny.org www.darksky.org www.darkskysociety.org

www.selene-ny.org

www.darksky.org

www.darkskysociety.org