Earths environmental history

Hallmark periods in Earth`s environmental history

Neoproterozoic to Cambrian transition

The Neoproterozoic belongs to a handful of time periods when Earth experienced dramatic environmental changes. The response to, and recovery from, at least ... +

Permian Triassic Boundary

The Permian Triassic Boundary (PTB) mass extinction, represents the most catastrophic loss of biodiversity in geological history, and played a major role ... +

Early Jurassic (Pliensbachian-Toarcian) extinction event

The early Jurassic Oceanic Anoxic Event (Pliensbachian-Toarcian, T-OAE, ~ 183 million years ago) is one of the most prominent and best recorded Mesozoic ... +