Guest essay by: Jan Kjetil Andersen
There is a well-established consensus concluding that the global sea level has risen over the last century, and that the level continues to rise. However, the question about whether the rate is accelerating or not, is more inconclusive.
To cast some light on this, I have analyzed the latest scientific papers on this topic. Thereafter I made my own time series analyzes based on tide gauges in the GLOSS network.
All data and software used in the analysis are available for download. See links in the end of the article.
I invite the readers to a discussion about the conclusions.
Firstly the findings from the academic papers:
I start by the IPPC AR5.
Chapter 3 is about Ocean observations, and here is exactly what I am looking for:
Figure 1 (IPCC AR 5 page 287 their figure 3.13)
(a) Shows the global mean sea…
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