Global sea level exhibits measurable seasonal variations.
the verdict
SUPPORTED
the evidence backs this
confidence 86/100
Multiple studies demonstrate that sea level exhibits measurable annual, semiannual, and seasonal variations driven by factors such as water temperature changes, wind fields, and atmospheric pressure.
Evidence for · 2
Variations of the seasonal sea level cycle in southern Europe
2007 · cited by 52
Paper 0 establishes the presence of distinct annual and semiannual seasonal components in sea level variations across southern Europe using tide gauge records.
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More for · 1
Comparative study on sea-level rise in the Yangtze River Estuary and Red River Estuary in the recent 30 years.
2025 · cited by 0
Paper 7 identifies clear seasonal, annual, and sub-annual cycles in sea level anomalies within estuarine environments.