Greenland
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Read the Arctic Report Card beyond the headlines
Follow a headline into its definition, table, calendar, and method, from daily sea ice minima to the limits of an observing-network assessment.
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Greenland’s dark ice has more than one cause
Snow retreat, glacier algae, particles, and ice texture all influence reflectivity. Separate the observed darkening from its cause and melt consequence.
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A glacier front is not a balance sheet
Why a glacier’s edge, speed, surface height, and total mass can tell different stories, with Greenland’s 2025 budget as a grounded example.
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Measuring a glacier in footsteps
Ablation stakes, mass balance, the 2025 Greenland result, and the patient work of repeated measurement.