PBC_inspection of probe (IMAGE) Aarhus University Caption Before the drop, Professor Søren Rysgaard and the two young engineers Ebbe Poulsen and Mathias Eggertsen check the probe designed to measure temperature, pressure and salinity in the icy fjords in Northeast Greenland. Credit Photo: Peter Bondo Christensen. Usage Restrictions None 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.