Up to 60% of many municipal electricity bills come from street lighting.
[source: http://feeds.sustainablebusiness.com/~r/SBGeneralNews/~3/qvUuESOUy-s/23996]
Up to 60% of many municipal electricity bills come from street lighting.
[source: http://feeds.sustainablebusiness.com/~r/SBGeneralNews/~3/qvUuESOUy-s/23996]
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