PRESCIENT
PRESCIENT supports long-term, strategically important measurements and capabilities for the wider science community.
Keith Nicholls
Oceanographer
Nicholls, K. (2026). Phase-sensitive radar (ApRES) time series data from Ronne Ice Shelf, 2017, Site S0315 (Version 1.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/e80dc852-5695-49d2-86ab-4348b296a8d2
Nicholls, K. (2026). Phase-sensitive radar (ApRES) time series data from Ronne Ice Shelf, 2017, Site S0215 (Version 1.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/7c6e7045-722a-46f7-bad6-caa5c5ba78eb
Nicholls, K. (2026). Phase-sensitive radar (ApRES) time series data from Ronne Ice Shelf, 2017, Site S0115 (Version 1.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/980af130-5214-4b52-995f-5e5198bc2f4c
Nicholls, K. (2026). Phase-sensitive radar (ApRES) time series data from Ronne Ice Shelf, 2016, Site S1415 (Version 1.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/33e7e069-0b7e-4065-872b-2002fabe31fb
Nicholls, K. (2026). Phase-sensitive radar (ApRES) time series data from Ronne Ice Shelf, 2016, Site S0815 (Version 1.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/443aafa2-86dc-4622-bdf2-01b9ce2a48fb
Nicholls, K. (2026). Phase-sensitive radar (ApRES) time series data from Ronne Ice Shelf, 2016, Site S0415 (Version 1.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/3685b377-98a9-448f-a22d-f2ccc183063b
Nicholls, K. (2026). Phase-sensitive radar (ApRES) time series data from Ronne Ice Shelf, 2016, Site S0315 (Version 1.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/32d10a93-519b-448d-b927-5da56b6b36c7
Nicholls, K. (2026). Phase-sensitive radar (ApRES) time series data from Ronne Ice Shelf, 2016-2017, Site S1515 (Version 1.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/e762081c-b62b-45b0-99b3-76aa9efa9761
Nicholls, K. (2026). Phase-sensitive radar (ApRES) time series data from Ronne Ice Shelf, 2016-2017, Site S1015 (Version 1.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/1c302f04-aff9-4e2e-9b7c-412fc4eaef74
Nicholls, K. (2026). Phase-sensitive radar (ApRES) time series data from Ronne Ice Shelf, 2016-2017, Site S0915 (Version 1.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/d158bf9d-47a4-4965-ac15-69a4284b4ee7
Nicholls, K. (2026). Phase-sensitive radar (ApRES) time series data from Ronne Ice Shelf, 2016-2017, Site S0715 (Version 1.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/f102675c-ee1a-4135-a543-fa53a2629369
Nicholls, K. (2026). Phase-sensitive radar (ApRES) time series data from Ronne Ice Shelf, 2016-2017, Site S0615 (Version 1.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/ced7a255-374c-4394-bc19-dd0197dbe80c
Nicholls, K. (2026). Phase-sensitive radar (ApRES) time series data from Ronne Ice Shelf, 2016-2017, Site S0515 (Version 1.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/1d069420-f4fe-41a2-94b4-7197564eb1e9
Nicholls, K. (2026). Phase-sensitive radar (ApRES) time series data from Filchner Ice Shelf, 2016, Site S1215 (Version 1.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/09034abe-f833-4a37-ad99-6adf6b5ac29a
Nicholls, K. (2026). Phase-sensitive radar (ApRES) time series data from Filchner Ice Shelf, 2016-2017, Site S1315 (Version 1.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/21039a73-b34f-44fa-940a-28f53d9d7639
Davis, P., Nicholls, K., & Holland, D. (2025). Thwaites MELT: Conductivity, Temperature and Depth (CTD) profiles from the grounding zone region of Thwaites Glacier Eastern ice shelf (2020) (Version 2.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/06193dee-0df1-4171-bc1b-4f41409a208c
Davis, P., Nicholls, K., & Holland, D. (2024). Thwaites MELT: Velocity microstructure profiles from the grounding zone region of Thwaites Glacier Eastern Ice Shelf (2020) (Version 1.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/2b33895b-5069-4c49-95bd-2624c980498b
Corr, H., Robinson, C., Jordan, T., Nicholls, K., Brisbourne, A., & Bodart, J. (2024). Processed airborne radio-echo sounding data from the FISS 2016 surveys covering the Filchner and Halley Ice Shelves, and the English Coast (western Palmer Land), West Antarctica (2016/2017) – V2 (Version 2.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/e203926b-7a54-4c33-a5df-04df2293d7d3
Nicholls, K., Robinson, C., Corr, H., Jordan, T., & Bodart, J. (2024). Processed airborne radio-echo sounding data from the FISS 2015 survey covering the Foundation Ice Stream, Bungenstock Ice Rise and the Filchner Ice Shelf system, West Antarctica (2015/2016) – V2 (Version 2.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/ef482413-623b-4e71-a054-d394fc28ed54
Arenas Pingarron, A., Brisbourne, A., Corr, H., Jordan, T., Robinson, C., Martin, C., Nicholls, K., & Smith, A. (2023). Ice-sounding airborne synthetic aperture radar depth profiles from Recovery Ice Stream 2016/17 and Rutford Ice Stream 2019/20 to test the RGB-Doppler-Decomposition method. (Version 1.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/40c2f86b-1a02-4106-934a-42769682df66
Arenas Pingarron, A., Corr, H., Jordan, T., Robinson, C., Nicholls, K., & Smith, A. (2023). Airborne synthetic aperture radar ice-sounding depth profiles from Recovery Ice Stream 2016/17, and calibration data from Rothera 2016/17 and 2019/20 (Version 1.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/faac4156-047d-47ba-9e31-1a4f766bfdf8
Nicholls, K., & Holland, D. (2022). Phase-sensitive radar (ApRES) time series data from Thwaites eastern ice shelf, 2020 (Version 1.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/b81bff87-3429-4754-b4b5-c6b58198e744
Davis, P., Nicholls, K., & Holland, D. (2021). Thwaites MELT: Temperature, salinity and velocity time series from the grounding zone region of Thwaites Glacier Eastern ice shelf (2020) (Version 1.0) [Data set]. UK Polar Data Centre, Natural Environment Research Council, UK Research & Innovation. https://doi.org/10.5285/4ffad557-1c3c-4ea7-a73d-6d782331b08a
Davis, P., Nicholls, K., & Holland, D. (2021). Thwaites MELT: Conductivity, Temperature and Depth (CTD) profiles from the grounding zone region of Thwaites Glacier Eastern ice shelf (2020) (Version 1.0) [Data set]. UK Polar Data Centre, Natural Environment Research Council, UK Research & Innovation. https://doi.org/10.5285/97204415-683f-4d55-8b38-a2700fa94efe
Corr, H., Robinson, C., Jordan, T., Nicholls, K., & Brisbourne, A. (2021). Processed bed elevation picks from airborne radar depth sounding from the FISS 2016 survey covering the Filchner and Halley Ice Shelves (2016/2017) (Version 1.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/e7851bba-21ff-4645-b557-d8eafdf89462
Nicholls, K., Robinson, C., Corr, H., & Jordan, T. (2021). Processed bed elevation picks from airborne radar depth sounding from the FISS 2015 survey covering the Foundation Ice Stream and the Filchner Ice Shelf system (2015/2016) (Version 1.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/144ceb0d-9d76-4a39-aa01-7b94ac80fac9
Corr, H., Robinson, C., Jordan, T., Nicholls, K., & Brisbourne, A. (2021). Processed airborne radio-echo sounding data from the FISS 2016 surveys covering the Filchner and Halley Ice Shelves, and the English Coast (western Palmer Land), West Antarctica (2016/2017) (Version 1.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/0cb61583-3985-4875-b141-5743e68abe35
Nicholls, K., Robinson, C., Corr, H., & Jordan, T. (2021). Processed airborne radio-echo sounding data from the FISS 2015 survey covering the Foundation Ice Stream, Bungenstock Ice Rise, and the Filchner Ice Shelf system, West Antarctica (2015/2016) (Version 1.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/3507901f-d03e-45a6-8d9b-59cf98a03e1d
Middleton, L., Davis, P., & Nicholls, K. (2021). Borehole data from George VI Ice Shelf (Version 1.0) [Data set]. NERC EDS UK Polar Data Centre. https://doi.org/10.5285/c4a8ad33-2c09-44e9-b4ea-2923bb4b85f1
Smith, A., Murray, T., & King, M. (2020). Long-duration GPS record from Rutford Ice Stream, West Antarctica, 2004-2007 (Version 1.0) [Data set]. UK Polar Data Centre, Natural Environment Research Council, UK Research & Innovation. https://doi.org/10.5285/dac20505-a56e-4beb-97ba-077eecd587c0
Smith, A., Makinson, K., & Nicholls, K. (2020). Borehole thermometry data from Rutford Ice Stream, West Antarctica, 2007 (Version 1.0) [Data set]. UK Polar Data Centre, Natural Environment Research Council, UK Research & Innovation. https://doi.org/10.5285/1fd6ab5a-3139-4a12-99d3-2ba0c0213744
Davis, P., & Nicholls, K. (2019). Turbulence beneath Larsen C Ice Shelf, Antarctica (2012) (Version 1.0) [Data set]. UK Polar Data Centre, Natural Environment Research Council, UK Research & Innovation. https://doi.org/10.5285/16ee2665-d0d0-41b9-a046-23b0a7369c61
Lok, L., Nicholls, K., Brennan, P., & Davis, P. (2018). Basal Melt Rate Beneath Pine Island Ice Shelf (2014) (Version 1.0) [Data set]. Polar Data Centre, Natural Environment Research Council, UK Research & Innovation. https://doi.org/10.5285/0cf552a6-cd62-4da0-8289-8e4bab0a35a8
-
Read more of: PRESCIENT
-
Orkney Passage Long Term Monitoring
Read more of: Orkney Passage Long Term MonitoringAs part of the BAS Polar Oceans team’s long-term monitoring programme, we have been observing this outflow using moored instruments since 2007, in collaboration with Lamont-Doherty Earth Observatory , who have been observing this region since 2004.
-
Reducing uncertainty in sea-level predictions
Read more of: Reducing uncertainty in sea-level predictionsOCEAN:ICE studies how Antarctic ice and Southern Ocean processes drive sea-level rise and influence global climate, using new data and advanced ice–ocean–climate models.
-
Melting at Thwaites Grounding Zone and its Control on Sea Level
Read more of: Melting at Thwaites Grounding Zone and its Control on Sea LevelMELT is an ice-based project that will use autonomous sensors to monitor the ice column and ocean beneath the ice shelf in the critical area of the grounding line (the point where the glacier goes afloat to become ice shelf).
-
International Thwaites Glacier Collaboration
Read more of: International Thwaites Glacier CollaborationThe International Thwaites Glacier Collaboration unites global scientists to study Antarctica’s most vulnerable glacier, predict sea-level rise, and inform climate action worldwide.
-
Tracking hidden groundwater with radar technology
Read more of: Tracking hidden groundwater with radar technologyApRES and groundwater investigated whether a technique developed to measure the basal meltrate of ice shelves can be used to monitor groundwater in arid and semi-arid regions.
-
Antarctic Bottom Water in the Orkney Passage
Read more of: Antarctic Bottom Water in the Orkney PassageDynOPO investigated the flow of Antarctic Bottom Water through the Orkney Passage, a submarine valley connecting the Atlantic Ocean to the Weddell Sea. The project tested whether winds over the Weddell Sea regulate the volume and temperature of this deep, cold water mass by altering turbulent mixing.
-
BEAMISH: Basal Conditions on Rutford Ice Stream
Read more of: BEAMISH: Basal Conditions on Rutford Ice StreamBEAMISH drilled through over 2 km of ice on Rutford Ice Stream to discover when the West Antarctic Ice Sheet last collapsed and how water and soft sediments beneath it help the ice flow towards the sea.
-
Filchner Ice Shelf System, Antarctica
Read more of: Filchner Ice Shelf System, AntarcticaThis project investigated the stability of Antarctica’s Filchner Ice Shelf to produce sea-level projections using hot water drilling, ocean measurements beneath the ice shelf, sediment coring, radar surveys and autonomous submersibles.
-
iSTAR – Stability of the West Antarctic Ice Sheet
Read more of: iSTAR – Stability of the West Antarctic Ice SheetScience on the move – the mission to understand the stability of the West Antarctic Ice Sheet
-
ARCTIC BLOG: Hot water drilling on Petermann Glacier
Read more of: ARCTIC BLOG: Hot water drilling on Petermann GlacierStanding anywhere on Petermann ice shelf, the overriding sense you get is the proximity of water. A lot of water. Standing water, ranging from small ponds, up to lakes hundreds […]
-
New research mission on board polar ship set to unlock Southern Ocean’s carbon secrets
Read more of: New research mission on board polar ship set to unlock Southern Ocean’s carbon secretsA team of scientists are embarking on an ambitious 30-day scientific expedition on board RRS Sir David Attenborough to investigate how carbon dioxide moves and transforms in the Southern Ocean.
-
Heat source melting Greenland Ice Sheet discovered
Read more of: Heat source melting Greenland Ice Sheet discoveredA new study has found that the world’s second-largest ice sheet is generating huge amounts of heat. Researchers including BAS oceanographer Dr Keith Nicholls have observed extremely high rates of melting at the bottom of the Greenland Ice Sheet.
-
Scientists reconstruct past history of largest ice shelf on Antarctic Peninsula
Read more of: Scientists reconstruct past history of largest ice shelf on Antarctic PeninsulaFor the first time, geological records have been used to reconstruct the history of Larsen C Ice Shelf in Antarctica. The ice shelf is the largest remaining remnant of a […]
-
Scientists drill for first time on remote Antarctic Glacier
Read more of: Scientists drill for first time on remote Antarctic GlacierTeams from the US and UK have successfully completed scientific fieldwork in one of the most remote and hostile areas of West Antarctica – coinciding with the 200th anniversary of […]
-
Solar heat drives rapid melting of Antarctic Ice Shelf
Read more of: Solar heat drives rapid melting of Antarctic Ice ShelfA section of the world’s largest ice shelf in Antarctica – around the size of Spain – is melting 10 times faster than average and warm ocean currents beneath it […]
-
The first dive of Boaty McBoatface
Read more of: The first dive of Boaty McBoatfaceThe unmanned submersible Boaty McBoatface was deployed in the Antarctic for the first time.
-
NEWS STORY: Insights into icebergs
Read more of: NEWS STORY: Insights into icebergsScientists discover new mechanism at work breaking-up icebergs An international team of scientists has discovered a previously unknown mechanism by which large tabular icebergs break up out at sea as […]
-
NEWS STORY: BAS on the BBC
Read more of: NEWS STORY: BAS on the BBCScientists take part in BBC expedition “Operation Iceberg” This summer two British Antarctic Survey (BAS) scientists head to the Arctic to take part in the BBC expedition ‘Operation Iceberg’. Oceanographers […]