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How to change glacier attribute 'Terminus Type' from Land to Lake in Glacier directory #1531

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Sayantan-1996 opened this issue Feb 6, 2023 · 3 comments

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@Sayantan-1996
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Hi,
I am performing some analysis on a lake terminating glacier. But the calving flux for this glacier is rendering zero. Of course the glacier 'Terminus type' is listed as land terminating in the default OGGM RGI6 data. How can I change this setting. I do have self-digitised glacier as well as the proglacier lake boundary. Thanks in advance.

@fmaussion
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If you created your own outlines, you need to set the attributes correctly like RGI would do: https://oggm.org/tutorials/master/notebooks/use_your_own_inventory.html

But you can also tell OGGM what kind of glacier it is by setting the correct attribute in the gdir instance.

Please note however that OGGM is yet not very well tested regarding lake terminating glaciers. You may have to test a few things and parameter combinations. We also have work in progress to make the parameterisation better: #1403

If you plan to use OGGM more in detail, maybe you'll want to join our slack? Let us know

@Sayantan-1996
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Sayantan-1996 commented Feb 6, 2023

Thanks @fmaussion I will try adding my own boundaries for this.
Yes I do plan to use OGGM extensively for my work. It will be a great help for me to be in the slack community of OGGM. Thank You.

@fmaussion
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ok - please write to info at oggm dot org for slack!

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