We changed our privacy policy. Read more.

Questions tagged [ice-sheets]

[ice-sheets] concerns questions on the large present and past continental scale ice sheets, such as Antarctica, Greenland, the Laurentide, Fennoscandian and Alpine ice sheets.

3 questions with no upvoted or accepted answers
Filter by
Sorted by
Tagged with
2
votes
0answers
66 views

How are mGal-smooth free-air gravity anomaly measurements made exactly? (tiny variations of acceleration on a bumpy airplane ride)

Free-air gravity anomaly measurements from Operation Icebridge aircraft are described in A fault-bounded palaeo-lake basin preserved beneath the Greenland Ice Sheet (open access). Question: These ...
2
votes
0answers
36 views

Ice cores: how is Oxygen-18 isotopic variation converted to temperature changes?

The Dansgaard paper I've seen shows a roughly linear relationship between the delta-O18 in precipitation and mean annual temperature (at a given location). See Figure 3 in the paper. When converting ...
1
vote
0answers
30 views

From ice core analysis to temperature curves

In ice cores a lot of data are measured and analyzed and can be plotted versus depth, for example age of layers thickness of layers concentration of spurious gases concentration of solids delta ...