Figure-1.5-2-23-Can-ET-Detect-Us-PR (IMAGE) SETI Institute Caption Presents the distribution of mobile towers across the Earth and the intensity of the radio power they transmit into space. Credit Oxford University Press Usage Restrictions With credit License Original content 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.