Blue Marble and climate model. (IMAGE) Institute of Science and Technology Austria Caption Blue Marble and climate model. The left globe shows the famous “Blue Marble” photo of Earth, taken in 1972. The globe on the right shows a visualization of data from a simulation with a one-kilometer grid for the atmosphere, land, and ocean. Credit © NASA, MPI-M, DKRZ, NVIDIA Usage Restrictions Free to use in editorial reporting on topic. 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.