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In winter months, short days cause the need of artificial lighting.

Fortunately the room had a large window so they didn't need artificial lighting.

These open areas allow more natural light in the building, reducing the need for artificial lighting.

Artificial lighting from your business could be considered a nuisance.

So, the original building is less dependent on artificial lighting.

It was not a city that had ever known artificial lighting or, probably, a printing press.

To keep the grass growing, artificial lighting was installed and kept on 24 hours a day.

More recently, indoor versions of the game have been played under artificial lighting.

The lack of windows has never been a problem; artificial lighting is adequate.

Two classrooms facing the sea on the first floor of the building do not have any artificial lighting.