Question 91
Light pollution from many sources affects wildlife and wastes electricity. It also makes it difficult for astronomers to make observations. Imagine that you are a member of an astronomy club. You have been asked to make a proposal to the city council explaining how they could reduce light pollution.
Work in groups to do the following.
Design an energy-efficient streetlamp.
Work in groups to do the following.
Design an energy-efficient streetlamp.
