This paper fulfils all the criteria for publication and I would be happy to see it published given a few minor changes. The background, prior work and fieldwork methodology are all explained clearly. The main issue that I would like to see addressed is that the authors lead the reader to expect the presentation of a method that combines the measurements of both light intensity and temperature to produce a snow depth measurement. The abstract promises "a new method termed snow characterization

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... th light and temperature", but while both parameters are measured, they are then analysed separately and the results from each approach compared. The temperature C1