14. Oktober Gallaher had heard about the data from Nimbus and other weather satellites at a conference, and wondered what it might contain. He called up the National Climatic Data Centre (NCDC) in North Carolina where it was all stored, and asked if they might send him the satellite’s photos of Greenland. If he could get his hands on them, it would be a goldmine for a scientist who studies time-series data: they would be the earliest existing satellite photos of the island, giving him a special insight into the history of the largest body of ice in the northern hemisphere…