Josefino Comiso. Filipino Physicist Josefino Comiso has been warning the world about global warming. Josefino Comiso is a Filipino physicist working at the NASA Goddard Space Flight Center studing global warming in the Arctic. Josefino Comiso was the first person to discover a recurring polynya in the Cosmonaut Sea, south of the Indian Ocean. A polynya is a semipermanent area of open water in sea ice.