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Sun Sets over Petermann Gletscher
Lights are out. Our ocean weather station on a floating glacier of northern Greenland confirms what the U.S. Naval Observatory reports for location 60 degrees and 30 minutes West longitude and 80...
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Below Petermann Glacier: The First 100 Days
I am still stunned to see data coming to me hourly from below a glacier in northern Greenland while I sip my breakfast coffee. Each and every day for the last 100 days I got my data fix from the Ocean...
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Greenland Calling: Iridium Satellite Phone
I have trouble calling Petermann Gletscher, Greenland where I am collecting ocean data that feeds into a remote weather station. This station is run on a pair of car batteries, because the solar panels...
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The Ice Shelf of Petermann Gletscher, North Greenland and its ocean below:...
“In 1921 owing to starvation I had to go directly from Cape Heiberg-Juergensen to our cache at Cape Agassiz … during this journey the greater part of the glacier was mapped.” — Lauge Koch, 1928...
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The Ice Shelf of Petermann Gletscher and its Ocean Below: Descriptions
“In 1921 owing to starvation I had to go directly from Cape Heiberg-Juergensen to our cache at Cape Agassiz … during this journey the greater part of the glacier was mapped.” –Lauge Koch, 1928...
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Petermann Gletscher Ocean Station Revisited
Standing on floating Petermann Gletscher last sunday, I called my PhD student Peter Washam out of bed at 5 am via our emergency Iridium phone to check the machine that Keith Nicholls and I had just...
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Petermann Gletscher and Greenland Climate Change
Multi-media story of two old-style scientists on a Greenland data rescue mission. Keith (Nicholls) and I were joined by Chris Mooney and Whitney Shefte of the Washington Post who just posted Whitney...
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Is Petermann Gletscher Breaking Apart this Summer?
I am disturbed by new ocean data from Greenland every morning before breakfast these days. In 2015 we built a station that probes the ocean below Petermann Gletscher every hour. Data travels from the...
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Two Years Ocean Observing Below Petermann Glacier Greenland
A year ago today I last set foot on Petermann’s floating ice shelf. The 28th of August 2016 was a drizzly, cloudy day with water running over the surface of the glacier in small streams emptying into...
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How oceans interact with Greenland’s last floating glaciers
Testifying before the US Congress back in 2010, I refused to endorse the view that a first large calving at Petermann Gletscher in North Greenland was caused by global warming. When a second...
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