Nearly a month’s worth of rain—26 centimeters (10 inches)—fell on one day, January 12, in the Serra do Mar mountain region and the nearby cities of Teresópolis and Nova Friburgo. The downpours provoked flash floods and sent rivers of mud flowing down steep hillsides, killing 860 people and leaving at least 8,700 homeless. 429 people have not yet been accounted for, according to Agencia Brazil, the state news service.
After weeks of persistent cloud cover, the skies above Brazil finally cleared enough for satellites to take stock of the mudslides that devastated the states of Rio de Janeiro, Santa Catarina, and São Paulo in mid-January.
The Advanced Land Imager (ALI) on NASA’s EO-1 satellite captured these true-color images of the hills north and west of Teresópolis, Brazi...
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