SEA LEVEL: Rise and Fall – Part 5: Bending the Trend

Guest Essay by Kip Hansen — 9 February 2020 USA Today shouts: “Rise in sea levels is accelerating along U.S. coasts, report warns”.   Many other media outlets have repeated the story:  The Guardian, The Hill, and U.S. News and World Report.   All of these make the same claims: The report’s key message “is a clear…

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Historical European Sea Level Records

Guest Essay by Kip Hansen   I have been working on another sea level related essay and in the process stumbled upon a paper published in 1990 by the Permanent Service for Mean Sea Level (PSMSL).  The title is: “On The Availability Of  European Mean Sea Level Data  by P.L. Woodworth, N.E. Spencer and G.…

Swallowed Islands: Getting Sea Level Rise Out of Variability

Guest Essay by Kip Hansen   Damien Cave, the NY Times Australia bureau chief, writes yet another heart-rending story with great personal touches about how the Solomon Islands are being “swallowed by the sea”.  His latest offering is titled: Solomon Islands Dispatch — His Pacific Island Was Swallowed by Rising Seas. So He Moved to…

Errorless Global Mean Sea Level Rise

Brief Comment by Kip Hansen   Have you ever noticed that whenever NASA or NOAA presents a graph of satellite-era Global Mean Sea Level rise, there are no error bars?  There are no Confidence Intervals?  There is no Uncertainty Range?   In a previous essay on SLR, I annotated the graph at the left to show…

NOAA — Straight Talk on Sea Level Rise

Guest Essay by Kip Hansen   The National Oceanic and Atmospheric Administration has some rather useful features on its web site. One of these is the Tides and Currents which is part of its Center for Operational Oceanographic Products and Services.  Having spent most of the current century living at sea,  with my wife and…