Scientists are beginning to suspect that artificial light can be lethal for plants and animals. Studies show it can disrupt the natural biological patterns of the human body that regulate sleep, body temperature and other functions. However, little research has been done on how the widespread electrification of the past century has affected the plant, animal and insect worlds.

Travis Longcore, who runs a Los Angeles-based conservation think tank, says, ?All of the things we do for nature preservation are necessary, but they might not be sufficient if we don?t address this.?
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