Figure 2. Arctic Obs. Network (image) Research Organization of Information and Systems Share Print E-Mail Caption Figure 2. Sea level pressure (hPa) and ice concentrations (%) on 21 September, 2013. Special radiosonde observations were made at RV Mirai (red), Ny-Alesund (yellow), Alert (green), and Eureka (blue). Credit figure adapted from Fig. 1a in Inoue et al., Scientific Reports, 2015 Usage Restrictions Credit required Share Print E-Mail 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.