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A community vision for next-generation bed mapping in Antarctica.
Kenichi Matsuoka1, Robert G Bingham2, Helen Millman3
1Norwegian Polar Institute , Tromsø, Norway.
Summary
Accurate Antarctic bed mapping is crucial for understanding ice-sheet stability and sea-level rise. Experts convened to prioritize coordinated surveys, data integration, and open infrastructure for future research.
Area of Science:
- * Geosciences and glaciology
- * Ice-sheet dynamics and sea-level rise research
Background:
- * Antarctic bed mapping is essential for understanding ice-sheet stability, grounding-line retreat, and predicting future sea-level rise.
- * Current radar survey advancements still leave large regions of the Antarctic Ice Sheet poorly mapped, hindering comprehensive analysis.
- * Geomorphological, geophysical, and geological data integration is vital for understanding long-term processes like erosion and sediment transport.
Purpose of the Study:
- * To identify priorities for advancing coordinated Antarctic bed surveys and data integration.
- * To foster an internationally coherent framework for next-generation Antarctic bed measurements.
- * To discuss the integration of emerging technologies and improved data standards.
Main Methods:
- * Convened international experts following the Theo Murphy Meeting on Next Generation Ice-sheet Bed Measurements.
- * Facilitated discussions on harmonized survey design, data standards, and open infrastructure.
- * Considered the integration of modeling, remote-sensing, swath radar, drones, and AI-assisted interpretations.
Main Results:
- * Identified key priorities for improving Antarctic bed measurements and data accessibility.
- * Highlighted the need for closer collaboration between survey, modeling, and remote-sensing communities.
- * Emphasized the importance of standardized data archiving and emerging technologies.
Conclusions:
- * There is an urgent need and a significant opportunity to establish a coordinated international framework for Antarctic bed mapping.
- * The findings provide a timely roadmap for the fifth International Polar Year (IPY5).
- * Advancements in technology and data integration are critical for future ice-sheet research.
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