Gregory J. Retallack is an author at University of Oregon specializing in earth science, engineering, and geology.
Top concepts
EngineeringEarth ScienceGeologyGeographyPaleoecologyGeochronologyEvolutionary BiologySocial SciencesBiologyNatural Sciences
Publications per year
1976–2023
174
174
Permian-Triassic Life Crisis on Land
Gregory J. Retallack · Science · 1995 · 334 citations
Permian-triassic Boundary, Biostratigraphy, Social Sciences +17
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1–5 of 174