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Credit: Image provided by the USGS EROS Data Center Satellite Systems Branch
Brazil's Araca River is a tributary of the Negro River, which feeds into the Amazon.
This image was acquired by Landsat 7's Enhanced Thematic Mapper plus (ETM+) sensor on March 3, 1999. This is a false-color composite image made using shortwave infrared, near infrared, and green wavelengths. The image has also been sharpened using the sensor's panchromatic band.