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Posts by Jay T. Cullen

Increasing global ocean temperature by part of a degree seems not so bad, until you consider the amount of heat involved

10 hours ago 3 1 0 0
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🌊Excited to let you know that my paper (second chapter from my dissertation) is published! 🌊

Title: Spatial Distribution and Temporal Variability of Dissolved O2 in the Santa Barbara Channel and Basin, California

agupubs.onlinelibrary.wiley.com/doi/10.1029/...
#CALCOFI #AUVSentry #Oxygen

1 day ago 12 2 0 0

“What’s the charge?
Giving a spiel?!
A truculent pirate 🏴‍☠️ spiel!?”

2 days ago 3 2 1 0
Forward Guidance with Prime Minister Mark Carney
Forward Guidance with Prime Minister Mark Carney YouTube video by Mark Carney

A clear, honest, and future-focused message from PM Carney. I so appreciate the clarity and transparency. Worth a watch even for non-Canadians. youtu.be/uk2TZwkhi4E?...

2 days ago 3 2 0 0
Polar stereographic map of decadal trends in Arctic sea ice thickness from 1979 to 2025 in April. All areas have experienced thinning ice.

Polar stereographic map of decadal trends in Arctic sea ice thickness from 1979 to 2025 in April. All areas have experienced thinning ice.

Trends in April #Arctic sea ice thickness over approximately the last four decades. Areas in red correspond to thinning ice...

Simulated data from PIOMAS. For more information: doi.org/10.1175/JCLI...

3 days ago 53 11 1 2
Bar graph showing zonal mean surface air temperature anomalies for the March 2026 period. All latitude bands are above average relative to a 1951-1980 climatological baseline. Data is from GISTEMPv4.

Bar graph showing zonal mean surface air temperature anomalies for the March 2026 period. All latitude bands are above average relative to a 1951-1980 climatological baseline. Data is from GISTEMPv4.

When averaging temperatures across each line of latitude, all areas were warmer than the long-term average in March 2026.

[Plot shows zonal-mean surface air temperature anomalies, where latitude = y-axis (not scaled by distance). Data: GISTEMPv4 (1951-1980)]

3 days ago 100 33 2 2

The Canadian oceanographic community and friends at Dalhousie are still coming to terms with losing Markus so suddenly. Thanks for this @oceanandclimate.bsky.social

4 days ago 2 0 0 0
Sky with yellow and blue colour as well and dark trees in silhouette at bottom of frame

Sky with yellow and blue colour as well and dark trees in silhouette at bottom of frame

Sky with yellow and blue colour as well and dark trees in silhouette at bottom of frame

Sky with yellow and blue colour as well and dark trees in silhouette at bottom of frame

Sky with yellow and blue colour as well and dark trees in silhouette at bottom of frame

Sky with yellow and blue colour as well and dark trees in silhouette at bottom of frame

Unsettled weather here today in Victoria with passing of a cold front yesterday and hail and rain today #skyshow

5 days ago 3 0 0 0
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Cartoon showing the plate tectonics (subduction zone) of southwest British Columbia and Washington State. The location of the  deep, 13 April, 1949 M6.7 earthquake near Seattle and Olympia is also shown.

Cartoon showing the plate tectonics (subduction zone) of southwest British Columbia and Washington State. The location of the deep, 13 April, 1949 M6.7 earthquake near Seattle and Olympia is also shown.

April 13, 1949 - a damaging M6.7 earthquake near Olympia and #Seattle, WA rocked the Pacific Northwest and southwest #BritishColumbia. Deep earthquakes (within the subducting oceanic plate at ~40-60 km depth) are the most frequent source of damaging #earthquakes here.
crew.org/wp-content/u...
⚒️🧪

1 week ago 25 5 0 0
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Our paper (me, @drewbrayshaw.bsky.social and Carie-Ann Hancock) providing highlights for British Columbia from the preliminary Canadian landslide database is now available at
cmscontent.nrs.gov.bc.ca/geoscience/P...
A bit thanks for all the 15 contributors for their ongoing support.

1 week ago 18 6 0 0
Photo of a blue and white Tsunami Evacuation sign on the west coast of Vancouver Island. Green forest in the background.

Photo of a blue and white Tsunami Evacuation sign on the west coast of Vancouver Island. Green forest in the background.

It is Tsunami Preparedness Week (April 12-18) in #BritishColumbia.
If you live (or visit) here, or anywhere in the world where tsunamis occur, see some great information on tsunamis and preparedness:
- www2.gov.bc.ca/gov/content/...
- bcearthquakealliance.ca/tsunami-prep...
#TsunamiPreparedness
🧪⚒️🌊

1 week ago 19 9 1 2
The Great Quake and the Great Drowning | Hakai Magazine Mega-quakes have periodically rocked North America’s Pacific Northwest. Indigenous people told terrifying stories about the devastation but refused to leave.

April 12-18 is #TsunamiPreparednessWeek in British Columbia - a great time to learn more about the past and prepare for the future, starting with stories and lessons passed down from those who have lived on this coast for 1000’s of years
hakaimagazine.com/features/gre...
from @hakai.org magazine
🧪⚒️🌊

1 week ago 19 7 0 1
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Flying from Zürich to LA yesterday we followed a great circle route north over Greenland. I happened to look out the tiny window in the door and saw this awe-inspiring view of Baffin Bay. I've never before gotten to see sea ice during this melt period - leads forming, water exposed.. 🌊

1 week ago 103 7 3 0

This is super cool @sethbushinsky.bsky.social. Always take the window seat!

1 week ago 0 0 0 0

Another chapter of my PhD is now published! Using new lidar data and electrical resistivity tomography, we examine a potential fault scarp in the enigmatic Southern Rocky Mountain Trench near Invermere, BC. We think the scarp is a normal fault that has ruptured several times in the Holocene.

1 week ago 6 1 0 0
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Arctic underwater noise is rising as sea ice shrinks + access expands.

A decade of hydrophone data from ONC’s Cambridge Bay observatory, analyzed by researchers at The University of Bath sets a baseline for tracking vessel noise.

👉🏼 bit.ly/4sPw7no

University of Victoria 🧪 🌊

2 weeks ago 19 7 0 1
Solid rocket boosters separated from the rest of the Artemis II spacecraft

Solid rocket boosters separated from the rest of the Artemis II spacecraft

This photo reminds me of what parenting feels like. A happy reminder. Photo credit NASA from the Artemis II launch on April 1, 2026. Uphill ride phase of flight

2 weeks ago 0 0 0 0
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Great work from @theronfinley.bsky.social @earthquakeguy.bsky.social @faultydata.bsky.social and Dr. Lucinda Leonard of @seos-uvic.bsky.social @uvicscience.bsky.social

2 weeks ago 8 1 0 0
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Holocene Normal Faulting in the Southern Rocky Mountain Trench; Orogenic Collapse Modulated by Glacial Unloading? 3.6 km-long fault scarp identified cross-cutting Holocene paraglacial fan along Southern Rocky Mountain Trench Normal kinematics inferred from electrical resistivity tomography may be related to ...

Old faults… new tricks.
Dr. Theron Finley used a variety of new datasets to study an old #Fault in the southern Canadian Cordillera
Congratulations @theronfinley.bsky.social on your outstanding PhD research that has improved seismic hazard estimates
agupubs.onlinelibrary.wiley.com/doi/full/10....
⚒️🧪

2 weeks ago 23 5 1 2
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Modeling Upper Ocean Ecosystem Dynamics in Response to Interannual Sea‐Ice Variability in the Western Antarctic Peninsula Sea-ice retreat influences the timing and magnitude of phytoplankton production on the Western Antarctic Peninsula Years with late sea-ice retreat had higher seasonal production and a greater rel...

New PAL LTER paper @jgrbiogeo.bsky.social
Modeling Upper Ocean Ecosystem Dynamics in Response to Interannual Sea‐Ice Variability in the Western Antarctic Peninsula
doi.org/10.1029/2025...
@uvaenvisci.bsky.social @instaar.bsky.social @whoi.edu i.edu @marine.rutgers.edu @uslter.bsky.social ky.social

2 weeks ago 19 6 1 1

A similar photo today from the Integrity spacecraft would likely contain every human alive or has ever lived except for 6

2 weeks ago 2 0 0 0
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Reliability of geochemical data: How do we know?📉
Register for this Goldschmidt 2026 workshop to discuss the latest practices for the production of “reliable” geochemical data that are
associated with small measurement uncertainties. Learn more: tinyurl.com/367expez

2 weeks ago 2 2 0 0
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Stashing CO₂ in the sea Keeping global warming to manageable levels will require removing carbon dioxide from the atmosphere and storing it somewhere else. The world’s oceans may be a promising option.

New article in Knowable Magazine on marine carbon dioxide removal & ocean alkalinity enhancement approaches and pilots studies already underway 🌊
Can we fight climate change by storing CO2 in the ocean? @knowablemag.bsky.social knowablemagazine.org/content/arti...

2 weeks ago 11 4 1 2

In addition to her excellent research program Dr. Dutton is an outstanding science communicator. From TEDx talks to public outreach, she emphasizes clear climate communication. She was recognized for her outreach by receiving the 2025 @geosociety.bsky.social GSA Public Service Award.

3 weeks ago 3 0 0 0
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Dr. Dutton is a MacArthur Fellow, Fulbright Scholar, and GSA Fellow, and has also testified before U.S. Congress and appeared in a NOVA Emmy-nominated documentary. She’s shaping how we understand climate science.

3 weeks ago 3 0 1 0

🧵Our Lansdowne Speaker Dr. Andrea Dutton @drandreadutton.bsky.social from University of Wisconsin-Madison. She is a leading geologist studying sea-level rise and past climate 🌊. Her work reconstructs ancient sea levels to improve future predictions that are critical for understanding climate risk.

3 weeks ago 9 3 1 0
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Rising Tides and the Rejection of Science: A Future Under Water A Lansdowne Lecture from Dr. Andrea Dutton (Department of Geosciences, University of Wisconsin-Madison)

Make sure to join us @seos-uvic.bsky.social @uvicscience.bsky.social tonight for the free public lecture by Dr. Andrea Dutton from UWisconsin-Madison titled "Rising Tides and the Rejection of Science: A Future Under Water 7PM tonight in BWC B150 events.uvic.ca/seos/event/1...

3 weeks ago 4 1 1 1
Silhouette of tree with yellow rose and purple sky.

Silhouette of tree with yellow rose and purple sky.

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The tree is taking on more spring-like silhouettes against more colourful skies #skyshow

3 weeks ago 4 0 0 0
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UA704 Chicago to Salt Lake City an Airbus 319. Approach is from the northeast over the Wasatch and then down the valley south to runway 17 at SLC

3 weeks ago 7 3 0 0
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The Weather Is Getting Wilder, and Some See a Dire Signal in the Data

Prof. Michael Mann of Earth & Environmental Science is quoted in @nytimes.com on whether data is showing that climate change accelerating. “Key impacts are exceeding what models predicted when it comes to extreme weather," says Mann. @michaelemann.bsky.social

3 weeks ago 39 21 1 1