Ulf Erlingsson

Ulf Erlingsson
Lindorm, Inc.

PhD

About

23
Publications
6,748
Reads
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146
Citations
Introduction
My interest is physical geography, geomorphology, the magnitude versus frequency issue in the shaping of the planet. To get to the larger picture the "Uppsala School of Physical Geography" in which I was trained, adopted the quantitative study of geomorphological processes. In that vein I invented the SediMeter instrument for measuring erosion and sedimentation, but I have also made theoretical studies of ice sheet. As CEO of Lindorm, Inc. I work on making the best possible sediment monitoring instruments and system.
Additional affiliations
January 1985 - June 1990
Uppsala University
Position
  • Principal Research Engineer
Education
August 1984 - May 1990
Uppsala University
Field of study
  • Physical Geography

Publications

Publications (23)
Article
Since the rapid rate of global warming at the onset of the Bølling interstadial became evident, its cause has been under debate. It coincides closely in time with a strong global transgression called meltwater pulse 1a. One attempt at solution says that a meltwater pulse of Antarctic origin could cause an increase in North Atlantic Deep Water forma...
Article
Full-text available
Based on geographic similarities, Erlingsson (2004) presented the scientific hypothesis that the Atlantean Empire was modelled on the megalithic culture of Europe and Northern Africa. It follows from the hypothesis that the island of Atlantis must have been Ireland. This is tested scientifically using two geographical tests, one regarding length an...
Article
Full-text available
The present instrument, the "sedimeter' is optical in that it uses light as an information-carrier, but due to its operating principle it is not disturbed by suspended sediment or colored water. The disturbance of the low pattern associated with it is small and rather constant. -from Author
Article
The early and late stages of the Weichselian glaciation of the Baltic Sea proper and the Baltic countries is tentatively suggested as having been by means of a thin ice with very low basal friction, to a great extent floating on a number of water-filled cavities. The terms 'captured ice shelf' and 'captured lake' are introduced, suggesting that a f...
Method
Full-text available
We report a test of a method to make a quick assessment of the consolidation and or density of soft sediments. The SediSond™ is a device made for free-falling into the sediments, featuring an accelerometer that records the fall. The data is plotted as a profile of sediment resistance, with acceleration on the x-axis and level on the y-axis. The res...
Presentation
Three men died in a car crash. The police closed the investigation deeming it an accident due to lack of evidence of a crime; however, they released an audio file containing an apparent shot sound, which they had no explanation for and just chose to ignore. The linked videos contain my analysis of the audio. https://youtu.be/dCu0rXYecE4 https://you...
Conference Paper
Full-text available
A pilot study involving SediMeter measurements in a tidal channel.
Research
Full-text available
Deployment of a SediMeter in a tidal current channel to identify conditions of sediment transport off Miami, Florida.
Article
Full-text available
While the paper by Alley et al. (Alley, R.B., Dupont, T.K., Parizek, B.R., Anandakrishnan, S., Lawson, D.E., Larson, G.J., Evenson, E.B., 2006. Outburst flooding and the initiation of ice-stream surges in response to climatic cooling: A hypothesis. Geomorphology 75, 76–89) is a welcome contribution as it presents some new arguments and expands the...
Article
The most well known sub-glacial lake is probably Grímsvötn under Vatnajökul, Iceland, from where jökulhlaups regularly burst forth. It is created by thermal melting under the ice cap. The Antarctic Lake Vostok, on the other hand, is considered to be located over a region with normal geothermal heat transfer, where it can exist because the ice is so...
Article
Full-text available
This paper provides a case study of successful removal of reservoir sediment by empty flushing. The main aim of this study was to determine: (i) sediment inflow to the Cachí reservoir; (ii) the pattern and rate of deposition in the reservoir; (iii) the erosion within the reservoir during flushing; and (iv) sediment outflow at a downstream hydrologi...
Article
The early and late stages of the Weichselian glaciation of the Baltic Sea proper and the Baltic countries is tentatively suggested as having been by means of a thin ice with very low basal friction, to a great extent floating on a number of water-filled cavities. The terms 'captured ice shelf and ‘captured lake’ are introduced, suggesting that a fl...
Article
The paper examines the ‘captured ice shelf’-hypothesis through the construction of a numerical model. Based on ice surface elevation, ice thickness, and ground topography, the velocity is calculated. The thickness is adjusted, taking into account the effects of mass balance and deformation. By calculating the fluid potential, the location of the wa...
Article
The paper examines the 'captured ice shelf' hypothesis through the construction of a numerical model. Based on ice surface elevation, ice thickness, and ground topography, the velocity is calculated. The thickness is adjusted, taking into account the effects of mass balance and deformation. By calculating the fluid potential, the location of the wa...
Article
Full-text available
Geomorphological mapping was made of the Surtsey volcanic group, the main island and three submerged volcanic cones, using marine geologic mapping equipment: Bathymetry, pinger, and side-scan sonar.
Article
Full-text available
UNGI rapport / Uppsala Universitet. Naturgeografiska institutionen, ISSN 0375-8109 ; 76 Pages: 136 p. : ill., graphs, maps, tables The morphology and sedimentology resulting from the nearshore and shelf processes of sediment transport, sorting and deposition are studied. The subject is approached with the help of a sediment transport model, using f...
Chapter
Nowhere in the landscape of Sweden is the competition between commercial, industrial, and recreational interests and the ancient Swedish principle of man’s right to free access, so strong as it is along the coast. Only by physical planning and by enacting strict building regulations has it been possible to save unspoiled shores for future generatio...

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