NOAA: “Thirty years after NASA and NOAA launched a groundbreaking airborne campaign to study the Antarctic ozone hole, the two federal science agencies have once again joined forces over the world’s highest, driest and coldest continent to sniff out the secrets of the atmosphere. On Oct. 14, NASA’s heavily instrumented DC-8 flew over Antarctica as part of the Atmospheric Tomography Mission or ATom, an unprecedented effort to sample the remote atmosphere to understand the distribution of man-made pollutants and short-lived greenhouse gases…”