PDF-The Glacial History and Development of Michigan - Bergquist – Pag

Document Name THE GLACIAL HIST DEV OF MI Requestor146s ID Author146s Name Alice Wilson Document Comments Jennifer Daniels Manuscript by SG Bergquist P 6A At end of document. GEOL 2110. The Pleistocene Epoch. The Ice Age. Major Concepts. The gradual cooling evident in the mid to late Cenozoic reached a critical threshold which triggered extensive . glaciation. around 1.8 Ma. . Glacial Erosion. As glaciers travel over land, glacial ice can erode the underlying bedrock.. This erosion can happen by:. Plucking. A. brasion. Plucking. This occurs when melt water at the base of the glacier freezes in cracks and fractures the underlying bedrock.. GEOL 2110. The Pleistocene Epoch. The Ice Age. Major Concepts. The gradual cooling evident in the mid to late Cenozoic reached a critical threshold which triggered extensive . glaciation. around 1.8 Ma. . Presented by Calvin Wight. http://. solarviews.com. /cap/earth/. chile.htm. Outline. Background. Controls on Glaciation. Climatic. Tectonic. Latitudinal. Glacial History of the Chilean Andes. Northern. Darin Erickson. Aaron Gaither. Project Goals. Time lapse imagery showing glacial transformation. Area change . Retreat distance. Link glacial retreat with increasing temperatures. Correlate temperature with glacial retreat. Unit 5: Gradational Processes. Ms. . Thind. Glaciers. 10% of land is covered with glacial ice.. Store 75% of the world’s freshwater. . If all land ice melted, sea level would rise approx. 70m . Glaciers: importance?. Ch 15: p 277-281. Glaciers:. Enormous masses of moving ice created by the accumulation and compaction of snow.. Powerful agents of erosion ~ have carved some of the most spectacular features on Earth’s surface. Eric Frederick, AICP, LEED AP. Executive Director: Connect Michigan. 1. Topics. Context and Background. Broadband Defined. Why Broadband Matters. Infrastructure Access. Broadband Adoption. Michigan Broadband Roadmap. 2018 Tax Cut and Jobs Act. Economic development tool/incentive, not a program. 1. st. new national community investment incentive in over 15 years. Promote economic recovery by driving long-term investment capital to rural and low-income urban communities. B. Landforms : an accumulation of till deposited by direct glacial action. Ground moraines are relatively level to gently rolling and are formed by the deposition of accumulated material beneath the Yi - Li Wu 2203 Lane Hall Ann Arbor, MI 48109 yiliwu@umich.edu E DUCATION Yale University  Ph.D., History, 1998 .  University of California, Ber keley  B.A., Political Science, May 1986. P R 20192020 ENGLISH/HISTORY • STONEY CREEK HIGH SCHOOL Cara Lougheed is the 2019-2020 Michigan Teacher of the Year. Cara has taught English Language Arts and history in Rochester Community Scho Once . glacial ice exceeds a thickness of about 150 feet, the weight of the overlying ice causes . the . base of . the glacier . to become plastic and flow like a very viscous liquid. While the bottom ice responds as a plastic solid, the surface ice is very brittle. However, from the surface down to the top of the plastic portion of the glacier, the ice experiences a decrease in . GEO101. Spring 2023. Contents. Growth of glaciers in the Cenozoic Era. Glacial cycles. The astronomical theory for glacial cycles. Cenozoic Glaciers. Cenozoic era started cooling 50 million years ago..