Research led by researchers at Princeton University found the technique to accurately indicate fluctuations in population density – and thus the risk of epidemic. The report published in the journal Science on December 9th showed that nighttime-lights imagery presents a new tool for pinpointing disease hotspots in developing nations. This is done by revealing the population boom that typically coincides with seasonal epidemics. The images can indicate where people are clustering by capturing the expansion and increasing brightness of lighted areas in urban areas.
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Sachiye Day, VERTICES research assistant. email@example.com