Related topics: climate change · sea level rise · ocean · ice sheet · glaciers

Ground beneath Thwaites Glacier mapped for first time

The ground beneath Antarctica's most vulnerable glacier has been mapped for the first time, helping scientists to better understand how it is being affected by climate change. Analysis of the geology below the Thwaites Glacier ...

Rocks beneath Antarctic Ice Sheet reveal surprising past

The West Antarctic Ice Sheet is shrinking, with many glaciers across the region retreating and melting at an alarming rate. However, this was not always the case according to new research published last month (April 28) in ...

New maps reveal places at risk from sea-level rise

New maps from NIWA and the Deep South National Science Challenge show areas across Aotearoa New Zealand that could be inundated by extreme coastal flooding. They show a large storm-tide with the sea-level rise that we are ...

Video: Annual global ice loss simulated over Oslo

Satellites play a vital role in monitoring the rapid changes taking place in the Arctic. Tracking ice lost from the world's glaciers, ice sheets and frozen land shows that Earth is losing ice at an accelerating rate.

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Sea level

Mean sea level (MSL) is the average (mean) height of the sea, with reference to a suitable reference surface. Defining the reference level', however, involves complex measurement, and accurately determining MSL can prove difficult.

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