September 24, 2025Open Access

Supplemental Material: Pre-vegetation fluvial sheet sands explained: Bedform and bar architecture evidence for 1.2 Ga rapidly migrating, meandering, and high-sinuosity wandering rivers

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This analysis reveals ancient river characteristics, including meandering patterns and bar architecture, suggesting dynamic fluvial systems.

Evidence supports the existence of high-sinuosity and meandering patterns in ancient river systems.
The study reveals bedform and bar architecture that indicates rapid migration in these environments.
Findings trace back to 1.2 billion years ago, underscoring long-term geological processes.
Data collected includes a range of supplementary materials to further validate observations.

Valenza et al. (2025) studied this question.

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This analysis reveals ancient river characteristics, including meandering patterns and bar architecture, suggesting dynamic fluvial systems.