Running Hot and Cold (IMAGE) Columbia Climate School Caption Fresh sediment cores aboard the drill ship JOIDES Resolution. They reveal more vigorous currents during warm times and slower ones during during cold. Credit Gisela Winckler Usage Restrictions Credit must be given. 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.