Information about Light pollution

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Presentation transcript:

Information about Light pollution Created by: David, Will, Amelia, Mira, Megan, Samantha, and Jack

What is light pollution? Light pollution is extensive and inappropriate light. It is when there is such a large amount of light that it affects the sky, making it harder and harder to see the stars.

What are the different types and amounts of light pollution? Light pollution producers: Types of light pollution: Vehicle Industry Home Street lights Fires Urban Sky Glow Light trespass Glare Clutter

What does it do? It takes the extra light from urban areas, or any light source, and makes the sky brighter at night so it's harder to see the stars.

Where/ why/ when does light pollution happen? Light pollution can happen anywhere where there is a lot of light. It happens because there is a large amount of unneeded light. It happens at night, when there is unneeded light.

How can we reduce light pollution We can turn out lights at night, especially when we are not using them. This also saves electricity. We can so avoid driving at night. How can we reduce light pollution No Light Pollution Light Pollution

How does light pollution affect our national parks? Light pollution changes the environment, especially how well people and animals can see the stars. Light pollution can harm some types of animals and bugs that some National Parks might be trying to protect.

Sources: Devil's Tower, Wyoming http://darksky.org/wp-content/uploads/2017/02/NorthForkPark-featured-Casey-Grimley700px-460px.png http://darksky.org/wp-content/uploads/2014/09/Light_Pollution_Diagram_680px.jpg https://static1.squarespace.com/static/558cc50ee4b00cc962c6fabf/t/55adc574e4b0e40497b86187/1437451638602/ https://www.google.com/search?q=golden+gate+bridge+at+night+pics&rlz=1C9BKJA_enUS707US707&hl=en-US&prmd=ivn&source=lnms&tbm=isch&sa=X&ved=0ahUKEwi8_f3B473TAhUL4YMKHZ8OC20Q_AUIBygB&biw=1024&bih=653#imgrc=8atqCMUq3L2DNM:&spf=174 http://cescos.fau.edu/observatory/lightpol-astro.html https://www.nps.gov/deto/planyourvisit/images/Milky-Way-over-Tower.jpg http://www.npr.org/sections/goatsandsoda/2016/06/15/482019483/-nprnightsky-send-us-your-pix-of-the-worlds-least-light-polluted-skies http://sociable.co/technology/google-brings-nasas-black-marble-to-google-maps-in-amazing-detail http://cdn.downtoearth.org.in/library/large/2016-06-13/0.68921300_1465794941_light-pollution.jpg Drawing on slide 6 made by Amelia Devil's Tower, Wyoming