READ ME File For 'PDD&Rain'

Dataset DOI: 10.5258/SOTON/XXXXXX

Date that the file was created: March, 2021

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GENERAL INFORMATION
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ReadMe Author: Jane Hart, University of Southampton [OPTIONAL add ORCID 0000-0002-2348-3944]

Date of data collection: 01/08/2012-04/10/2014

Information about geographic location of data collection:Skalafellsjokull, Iceland 

Related projects:GLACSWEB


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SHARING/ACCESS INFORMATION
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Licenses/restrictions placed on the data, or limitations of reuse:none

Recommended citation for the data:

This dataset supports the publication:
AUTHORS:J.K. Hart, D.S. Young, N.R. Baurley, B. A. Robson & K. Martinez
TITLE:The seasonal evolution of subglacial drainage pathways beneath a soft-bedded glacier
JOURNAL:Nature: Communications Earth & Environment
PAPER DOI IF KNOWN:

Links to other publicly accessible locations of the data:n/a

Links/relationships to ancillary or related data sets: n/a


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DATA & FILE OVERVIEW
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This dataset contains:

[File list (filenames, directory structure (for zipped files) and brief description of all data files)]
[PDD&Raindata.csv Positive degree dayand Rainfall data

Relationship between files, if important for context:n/a  

Additional related data collected that was not included in the current data package:n/a

If data was derived from another source, list source: 

If there are there multiple versions of the dataset, list the file updated, when and why update was made:n/a



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METHODOLOGICAL INFORMATION
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Description of methods used for collection/generation of data: J.K. Hart, D.S. Young, N.R. Baurley, B. A. Robson & K. Martinez,  The seasonal evolution of subglacial drainage pathways beneath a soft-bedded glacier. Nature: Communications Earth & Environment

Methods for processing the data:Details of daily PDD and rainfall in above.Temperature and precipitation from Icelandic Meteorological Station at Hofn. 
Parameters: Grid spacing 30m, Lapse rate 0.00826 degrees/m, Temperature altitude 17.5756m, Base Station altitude 728.094m, Albedo snow threshold 0.45, Ice Degree day Factor 7.7 mm/degC/day, Snow Degree day Factor 5.6 mm/degC/day, Max short temp gap (hours) 2

Software- or Instrument-specific information needed to interpret the data, including software and hardware version numbers:n/a

Standards and calibration information, if appropriate:n/a

Environmental/experimental conditions: see ref above

Describe any quality-assurance procedures performed on the data: missing values removed from data

People involved with sample collection, processing, analysis and/or submission:Hart, J.K., Young, D.S., Martinez, K.


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DATA-SPECIFIC INFORMATION <Create sections for each datafile or set, as appropriate>
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Number of variables:1=

Number of cases/rows: 2455

Variable list, defining any abbreviations, units of measure, codes or symbols used: Snowline height (m) from MODIS data, Hofn temperature from Met station degrees C, Base Sation temperature degrees C, Degree Day Factor at the Base Station, 
S vol = Melt volume from the Sultartungnajökull catchment cubic m, Full vol = Melt volume from Skalafellsjokull cubic m, S. Rainfall = Rainfall from Sultartungnajökull catchment cubic m, 
Full rainfall = Rainfall from Skalafellsjokull cubic m, H vol = Melt volume from Heinabergsjökull cubic m, H Rainfall = Rainfall from Heinabergsjökull cubic m
   
Missing data codes:n/a

Specialized formats or other abbreviations used:n/a