Study proposes method of identifying global poverty from space IIASAVienna NatureComms
, areas that are unlit at night generally indicate limited development, while brightly lit areas indicate more developed areas like capital cities where infrastructure is abundant. Traditionally, researchers have been more interested in using the data gathered from the lit areas, with unlit areas typically being disregarded.
The researchers used a harmonized geospatial wealth index for households in various countries across Africa, Asia, and the Americas calculated by the Demographic and Health Surveys program, which places individual households on a continuous scale of relative wealth from poorer to richer.
The researchers note that government agencies typically prioritize expanding electricity access for urban rather than rural areas. Rural electrification, however, holds great promise for increasing well-being and can also have significant positive impacts in terms of, expenditure, health, and education.
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