Tag Archives: Permian–Triassic extinction event

Carbon Isotope Excursions and Carbon Limitation of Primary Productivity in the Biosphere

Carbon Isotope Excursions and Carbon Limitation of Primary Productivity in the Biosphere Gordon Lehman, Trunkmonkey, Gymnosperm; sheepherders, ignoramuses all Abstract The conception of natural history as an economic struggle was developed by Geerat Vermeij (1). “Supply side” interpretations of δ13C … Continue reading

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