Cosmic Radiation Entering Earth's Atmosphere (IMAGE) Danish National Space Center Caption Cosmic radiation penetrating the atmosphere promotes the formation of clouds which have a cooling effect on Earth's climate. Credit Danish National Space Center Usage Restrictions None License Licensed 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.