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Antarctic sea ice

The connections between sea ice and climate

Date: 2023
Type: Cold Call Article
Authors: James Renwick
Summary: Antarctic sea ice has an annual seasonal cycle of formation and melting, plus it’s exposed to the winds and storms of the Southern Ocean and to a range of climate influences from near and far.
McMurdo Sound pack ice

Sea ice and ocean circulation

Date: 2023
Type: Cold Call Article
Authors: Rowan Howard-Williams, Denise Fernandez, Craig Stevens
Summary: Formation of Antarctic sea ice affects ocean circulation across the globe. Understanding the mechanisms linking these phenomena is crucially important to understand the impacts of future change in Antarctica.
Penguins on cracking ice 2

Record low Antarctic sea ice is another alarming sign the ocean’s role as climate regulator is changing

Date: 2023
Type: In the media
Authors: Craig Stevens
Summary: A changing climate is upon us, with more frequent land and marine heatwaves, forest fires, atmospheric rivers and floods. For some, it is the backdrop to day-to-day life, but for a growing number of people it is a life-changing reality.
Tangaroa

Tangaroa voyage 2023: Land-sea connectivity in the Ross Sea coastal environment

Date: 2023
Type: Update
Summary: Researchers returned recently from a 6-week research voyage aboard the RV Tangaroa to the Southern Ocean and Ross Sea region of Antarctica. Dr Sarah Seabrook went searching for seafloor seeps of subglacial fluids into the ocean.
Drilling through Antarctic ice

Massive cavern beneath West Antarctic glacier teeming with life

Glaciologists bored 500 meters through the Kamb Ice Stream to access the cavern
Date: 2023
Type: In the media
Authors: Science News
Summary: Until recently, no human had ever glimpsed this secret landscape. Scientists had merely inferred its existence from the faint reflections of radar and seismic waves. But in the closing days of 2021, a team of scientists from New Zealand melted a narrow hole through the glacier’s ice and lowered in a camera.
Fig 7 site 20221026 182209 Natalie Robinson

How to recover a mooring from under the sea ice

Date: 2023
Type: Science
Authors: Natalie Robinson
Summary: Find out how this past summer, in Antarctica, we recovered an experimental oceanographic mooring from under the sea ice.
Sea ice photo by Tim Haskell

Why is Antarctic sea ice melting?

Date: 2023
Type: In the media
Authors: Radio New Zealand
Summary: Researchers in our southernmost continent were shocked to find stretches of sea ice disappearing, and while they don't know why it's happening, the consequences could be catastrophic.
Miles Lamare Tangaroa

Tangaroa voyage 2023: Northern Victoria Land's coastal marine life

Date: 2023
Type: Update
Summary: Researchers recently returned from a 6-week research voyage on the RV Tangaroa to the Southern Ocean and Ross Sea region of Antarctica. They were able to access enough nearshore water to complete planned research into coastal benthic biota. They gathered over 4,000 images of benthic marine life and filmed 41,000 square metres of sea floor previously unseen. Here's Miles Lamare’s highlights.

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