ArticleNature communications2025
Enhanced erosion by continental arc volcanism as a driver of the Cambrian Explosion.
Article in Nature communications, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.
What it found
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
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Who cites it
2 citing papers in PubMed.
- Algal δNature communications · 2026Article
- Continental weathering-phosphogenesis coupling across the ediacaran-cambrian transition, Southwestern China.PloS one · 2026Article
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Authors and funding
13 authors.
Funding
Abstract
Nutrient availability and rising oxygen levels are important for the Cambrian Explosion (~540-515 Ma), both of which can be satisfied via enhanced weathering driven by climate and tectonics. Although increased subduction and continental arc volcanism coincided with the Cambrian Explosion, their weathering-nutrient feedback role remained unclear. Here we integrate Li-Os isotopes with previously published Sr isotope to investigate connections between subduction-driven weathering dynamics and animal diversification. Our results reveal a shift from enhanced erosion of arc-related juvenile rocks (ca. 540-525 Ma) to clay-forming weathering of old crust (525-515 Ma). We propose that subduction-driven warming and uplift may have accelerated erosion of phosphorus-rich juvenile rocks, releasing nutrients that boosted marine productivity and subsequent oxygen buildup through organic burial. This process ultimately fueled early animal diversification, providing additional evidence for tectonic control of biogeochemical cycles during the Cambrian Explosion.
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