Aerial View (IMAGE) Columbia Climate School Caption Natural oil slicks as seen from an airplane flying about 1,000 feet above one of the studied regions in the Gulf of Mexico. Credit IAN R. MACDONALD Usage Restrictions Credit must be given. 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.