'Cretaceous' diaporamas de présentation

Mesozoic Earth History

Chapter 14 . Mesozoic Earth History. Nevadan Orogeny and Gold. Approximately 150 to 210 million years after the emplacement of massive plutons created the Sierra Nevada Nevadan orogeny gold was discovered at Sutter's Mill on the South Fork of the American River at Coloma, California

3.88k views • 190 slides

Cetaceans

Cetaceans. Cetacean Evolution. The Cetacea probably originated in the Palaeocene, and had an Eocene differentiation. We have 2 questions: 1) From which mammalian group did the Cetacea evolve? 2) Do the 2 modern suborders share a common ancestor?. Cetaceans: Evolution.

1.95k views • 133 slides

Global Warming; A Semi-Educated Rebuttal

1.61k views • 116 slides

Terrestrial Ecosystem Response to Climate Change

Terrestrial Ecosystem Response to Climate Change. Global Change and Effects on Terrestrial Ecosystem. Introduction Temperature, precipitation, latitude and altitude all determine distribution of major terrestrial ecosystems (biomes).

1.61k views • 54 slides

Class Mammalia

Class Mammalia. Add to online Mammal lecture Reference back to A&P notes beginning of semester. Prototheria - Monotremes. 3 extant genera all live in the Australia-New Zealand region: Duck-billed platypus ( Ornithorhynchus) Echidna ( Tachyglossus )

1.2k views • 51 slides

Biology

769 views • 51 slides

Addiction and the Meaning of Life A Climate for Change: An International Summit for Advancing Theory, Research, Policy a

Addiction and the Meaning of Life A Climate for Change: An International Summit for Advancing Theory, Research, Policy and Practice in Addiction Doug Sellman National Addiction Centre Aotearoa New Zealand. Addiction A contemporary psychiatric disorder. Brain dysfunction

803 views • 49 slides

Republic of C A M E R O O N

MINISTRY OF INDUSTRY, MINES & TECHNOLOGICAL DEVELOPMENT. Republic of C A M E R O O N. CAMEROON :A NEW MINING DESTINATION IN AFRICA By Hon. SECRETARY OF STATE FUH. Calistus Gentry, PhD PDAC Toronto 09 March 2010. Location. The REPUBLIC of CAMEROON lies midway

1.13k views • 41 slides

California Geologic History

827 views • 38 slides

Evidence for Evolution

Evidence for Evolution There are many lines of evidence that show that evolution has occurred. They come from both the fossil record and from biology. Lines of evidence for evolution cited by Darwin Fossils provide direct evidence for changes in life in rocks of different ages.

923 views • 36 slides

Chapter 13

708 views • 35 slides

Unit 3: Lecture 3 Recent Distribution patterns, dispersal & centers of origin

1.24k views • 33 slides

Marine turtle

Marine Reptiles Saltwater crocodile Marine iguana Sea snake Marine turtle Sea Snakes Diversity: Laticodtidae - krates- 5 species (1 is fw in Solomon Islands) Hyrophidae - 54 different species

914 views • 32 slides

716 views • 32 slides

Dinosaurs

Dinosaurs What shared novelties unite the dinosaurs? Dinosaur means "Terrible lizards" Dinosaurs were mostly large, bipedal or quadrupedal diapsid reptiles with an upright posture. Most of the traits that characterize dinosaurs are related to their upright posture and locomotion.

920 views • 31 slides

632 views • 30 slides

The History of Life

The History of Life. History of the Earth. Formed 4.6 billion year ago Started as hot ball of rock Earth cooled 4.4 bya First life began between 3.9 and 3.4 bya. Fossils. Evidence of an organism that lived long ago Paleontologists Study ancient life Uses fossils to:

588 views • 30 slides

What Killed the Dinosaurs?

What Killed the Dinosaurs?. K/T Extinction Boundary. 65 million years ago, earth experienced a global mass extinction event: dinosaurs disappeared

1.25k views • 28 slides

Stone City Bluffs

474 views • 20 slides

San Juan terranes- San Juan Thrust System

325 views • 5 slides