WARNING – liveblogging. Prone to error, inaccuracy and howling affronts to grammar and syntax. Posts will be improved over the next 48 hours
There’s increasing amounts of data available from remote sensing – satellite, aerial – and more existing data sets are being opened up. Some of it is about land covers, some about surface elevations and some about pollution modelling.
But the data is challenging. There’s a lot of it, and it often requires several steps to get to the information you actually want. You have to identify the area you want – and draw out the data you want.