New User Special Price Expires in

Let's log you in.

Sign in with Facebook


Don't have a StudySoup account? Create one here!


Create a StudySoup account

Be part of our community, it's free to join!

Sign up with Facebook


Create your account
By creating an account you agree to StudySoup's terms and conditions and privacy policy

Already have a StudySoup account? Login here

GEO 101-007 Chapter 11 Notes

by: Jennifer Gintovt

GEO 101-007 Chapter 11 Notes GEO 101-007

Marketplace > University of Alabama - Tuscaloosa > Geology > GEO 101-007 > GEO 101 007 Chapter 11 Notes
Jennifer Gintovt
GPA 3.361
The Dynamic Earth
Dr. William Lambert

Almost Ready


These notes were just uploaded, and will be ready to view shortly.

Purchase these notes here, or revisit this page.

Either way, we'll remind you when they're ready :)

Preview These Notes for FREE

Get a free preview of these Notes, just enter your email below.

Unlock Preview
Unlock Preview

Preview these materials now for free

Why put in your email? Get access to more of this material and other relevant free materials for your school

View Preview

About this Document

Here are the chapter 11 notes as presented in lecture by Dr. Lambert
The Dynamic Earth
Dr. William Lambert
Class Notes
25 ?




Popular in The Dynamic Earth

Popular in Geology

This 3 page Class Notes was uploaded by Jennifer Gintovt on Monday October 19, 2015. The Class Notes belongs to GEO 101-007 at University of Alabama - Tuscaloosa taught by Dr. William Lambert in Summer 2015. Since its upload, it has received 34 views. For similar materials see The Dynamic Earth in Geology at University of Alabama - Tuscaloosa.

Similar to GEO 101-007 at UA


Reviews for GEO 101-007 Chapter 11 Notes


Report this Material


What is Karma?


Karma is the currency of StudySoup.

You can buy or earn more Karma at anytime and redeem it for class notes, study guides, flashcards, and more!

Date Created: 10/19/15
GEO 101007 101415 Chapter 11 A Biography of Earth Human History Pyramids of Giza 4500 years old Human history 0000001 of Earth history if geologic time were to be squeezed into one day White Cliffs of Dover Part of North Downs Formation Cretaceous Period 14566 mya Millions of coccoliths per cubic cm Slow StartActionpacked Ending Based on our current scientific understanding the first part of Earth s history was devoid of life and an extremely hostile environment About 542 million years ago there was an explosion in the diversity of living organisms Many mass extinctionsquot have helped to shape the history of life on earth The Hadean Eon 4570 3850 million years ago Spans Earth formation to first appearance of continental crust Little is known about the Hadean little preserved Differentiation occurred causing heavy metals core to separate from lighter elements crust Earliest rocks were likely destroyed by period of intense meteorite impacts Hell on Earthquot Moon formation questions still remain about the environment Early atmosphere water methane ammonia hydrogen nitrogen carbon dioxide sulfur dioxide The Archean Eon 3850 2500 million years ago Begins with the first appearance of continental crust 80 of present continental crust formed Plate tectonics was starting to develop debatable First life thought to be present 3800 3500 0 Chemical molecular fossils or biomarkers o Isotope signatures 0 Fossil forms fossilized bacteria Stromatolites distinctive mounds of sediment produced by mats of cyanobacteria Atmosphere high in carbon dioxide and nitrogen little oxygen Proterozoic Eon 2500 524 million years ago Spans almost half of Earth s history GEO 101007 101415 Larger plates and continents formed 90 of continental crust Atmosphere became oxygenrich Shields formed broad lowlying region of exposed Precambrian rock Cratonic platforms formed strata burying shield Rodinia an early supercontinent Ediacaran fauna first multicellular organisms Great oxygenation event dramatic increase in atmospheric oxygen around 2400 million years ago due to photosynthetic organisms producing oxygen and other environments not be able to absorb oxygen Snowball Earth a proposed state of Earth in which Glacial conditions were found globally 0 Many organisms went extinct 0 C02 from volcanic activity is thought to have warmed earth enough to melt ice Phanerozoic Eon 524 million years ago to present Diverse organisms with shells or skeletons Supercontinents formed and broke apart Mountain ranges formed happening today Subdivided into 3 Eras o Paleozoic o Mesozoic o Cenezoic The Early Paleozoic Era Cambrian Ordovician Periods 542 444 million years ago 0 Epicontinental seas shallow seas that may have supported many organisms Cambrian explosion 20 million year period of dramatic diversification of life based on fossil record Conodonts resemble tiny jaws may have belonged to tube like animals 0 Trilobites The Ordovician Period ended with a mass extinction perhaps because of a brief glaciation and associated sealevel lowering The Middle Paleozoic Era Silurian Devonian Periods 444 359 million years ago On land vascular plants with woods tissues seeds and veins for transporting food and water rooted for the first time 0 Plants were able to grow to larger sizes than previously T iktaalik first amphibian to crawl onto land and inhale air with lungs GEO 101007 101415 The Late Paleozoic Era Carboniferous Permian Periods 359 251 million years ago Relatively cooler sea level dropped land exposed and high amounts of organic material produced eventually coal 0 Pangea formed First reptiles appear 0 Dragon Fly with 25 foot wingspan 0 Giant millipede Mass extinction due to asteroid impact or increased volcanic activity gt95 of all marine life went extinct The Early and Middle Mesozoic Era Triassic Iurassic Periods 251 145 million years ago Pangea starts to break apart was together for 100 million years Iurassic period dinosaurs TRex lived during the Cretaceous Period not Iurassic The Morrison Formationfound in the Midwest 0 Can find dinosaur bones The Late Mesozoic Era Cretaceous Period 145 65 million years ago Sea level rose dramatically ooding much of the continents Atmosphere was very warm A shallow sea divided presentday North America Very active west coast Not just dinosaurs 0 Giant turtles 0 Larger animals 0 quotmodernquot fish appear The KT boundary event 0 K Cretaceous Period T Tertiary Period 0 150million year long rein of dinosaurs ended quotinstantlyquot o 90 of plankton species and 75 of plant species went extinct Chicxulub Crater The last ice age 0 Ended about 11000 years ago


Buy Material

Are you sure you want to buy this material for

25 Karma

Buy Material

BOOM! Enjoy Your Free Notes!

We've added these Notes to your profile, click here to view them now.


You're already Subscribed!

Looks like you've already subscribed to StudySoup, you won't need to purchase another subscription to get this material. To access this material simply click 'View Full Document'

Why people love StudySoup

Bentley McCaw University of Florida

"I was shooting for a perfect 4.0 GPA this semester. Having StudySoup as a study aid was critical to helping me achieve my goal...and I nailed it!"

Amaris Trozzo George Washington University

"I made $350 in just two days after posting my first study guide."

Jim McGreen Ohio University

"Knowing I can count on the Elite Notetaker in my class allows me to focus on what the professor is saying instead of just scribbling notes the whole time and falling behind."

Parker Thompson 500 Startups

"It's a great way for students to improve their educational experience and it seemed like a product that everybody wants, so all the people participating are winning."

Become an Elite Notetaker and start selling your notes online!

Refund Policy


All subscriptions to StudySoup are paid in full at the time of subscribing. To change your credit card information or to cancel your subscription, go to "Edit Settings". All credit card information will be available there. If you should decide to cancel your subscription, it will continue to be valid until the next payment period, as all payments for the current period were made in advance. For special circumstances, please email


StudySoup has more than 1 million course-specific study resources to help students study smarter. If you’re having trouble finding what you’re looking for, our customer support team can help you find what you need! Feel free to contact them here:

Recurring Subscriptions: If you have canceled your recurring subscription on the day of renewal and have not downloaded any documents, you may request a refund by submitting an email to

Satisfaction Guarantee: If you’re not satisfied with your subscription, you can contact us for further help. Contact must be made within 3 business days of your subscription purchase and your refund request will be subject for review.

Please Note: Refunds can never be provided more than 30 days after the initial purchase date regardless of your activity on the site.