Page 49 - SGG_220310Students_Presentation_Module 3
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LIGHT POLLUTION
How can we reduce light pollution?
1. First, you can turn off your lights at night, or close
the curtains.
2. Then look at the lights outside your house. Can
they be turned off?
3. Or can motion sensors be installed so they only
come on when needed?
4. Glare from outdoor lighting can be reduced by
shielding light fixtures. You can talk to friends,
family, and guardians about making some of
these changes at home! 6. Make your contribution and
5. LED lights are often used outdoors. But LEDs can
harm humans and animals. It’s safer to use lights convince others!
and filters that are coloured red or yellow.
