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Not-So-Starry Nights
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Which of the following is a source of light pollution? A. SUN B. MOON C. BUILDING LIGHTING
C
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Light pollution has the worst effect on ________ . Why?
Birds. Many birds migrate and use the stars like street signs to find their way.
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THERE IS NOTHING WE CAN DO TO REDUCE LIGHT POLLUTION. TRUE OR FALSE?
FALSE
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Light pollution is also bad for other___________. Female sea turtles come _______ at night and lay eggs in the sand.
nocturnal animals, ashore.
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Where does electricity come from?
Power plants. Power plants burn coal, which pollutes the air.
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LIGHT POLLUTION can kill some sea turtles. True or False?
TRUE
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In 1900, there were __________Americans. There are more than ___________ today.
76 million, 300 million.
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What does reduce mean?
to have fewer of something
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Light pollution is not good for human's health. True or False?
TRUE
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By reducing light pollution, we can have a better view of the _______________
night sky
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What happened in 1954 at a US Air Force base in Georgia?
A flock of birds followed the spotlights and flew straight into the ground. About 50,000 birds died.
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What happens to turtle hatchlings because of light pollution?
Light coming from land leads them the wrong way. As a result, the turtles wander into the streets and parking lots and get lost.
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__________ also need the night sky. Some animals use the stars to ___________.
Animals, find their way.
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What does migrate mean?
to move from one place to another
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What does endangered mean?
Rare, at risk of dying out.
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_______ were the first to notice the growing problem of light pollution.
Astronomers
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