Terra image showing measurement of the smoke (image) NASA/Goddard Space Flight Center Share Print E-Mail Caption This image measures the distances that the smoke has traveled both east-west and north-south. Measurement was accomplished using the measurement tool found with NASA's Worldview application. Credit NASA Worldview Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.