'Extinction event' presentation slideshows

Chapter 23 Review

Chapter 23 Review. The Paleozoic, Mesozoic, and Cenozoic Eras. When there is no tectonic activity along the edge of a continent, the edge is referred to as a ____. coastline passive margin transgression regression. During the ____, all but one of the major marine phyla appeared.

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Paleontology Studying The Fossil Record

Paleontology Studying The Fossil Record. Phylogeny. The evolutionary history of a species or a group of species over geologic time. The Fossil Record and Geologic Time. Phylogeny is backed by the fossil record.

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The Quick Story

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The Quick Story

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PHYSICAL/BIOLOGICAL ANTHROPOLOGY

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Aim: How do we determine the relative age of rocks?

Aim: How do we determine the relative age of rocks?. 4/5/11. Do Now: What have we already learned about rock age in the last unit (Think about the laws pertaining to strata)? What is contact metamorphism? Take out your review book, a piece of paper, and a PENCIL HW: R&H 278-282 A&E 1-20.

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Geologic Timescale

Geologic Timescale. How long ago were the dinosaurs here? How do we even describe geologic time anyway?. How is Geologic time divided? ( E xcellent question, grasshopper.). EONS which are divided into ERAS , which are divided into PERIODS , which are divided into EPOCHS

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Dinosaur Extinction

Dinosaur Extinction. Next.

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Muttaburrasaurus !

Muttaburrasaurus !.

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The Permian Triassic Extinction Event

The Permian Triassic Extinction Event. The role of Global Warming in the PTEE Evelin Collado and Matthew Moline. Introduction. 251 million years ago Up to 92% of species became extinct. What role did Global Warming play in this crisis?. PTEE Mechanisms. CO2 Increase Ocean Circulation

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