'Glacial' diaporamas de présentation

Quaternary Environments Non-Marine Geological Evidence

Quaternary Environments Non-Marine Geological Evidence. Geological Studies. Virtually all continental sedimentary deposits convey a paleoclimatic signal Aeolian Glacial Lacustrine Fluvial Deposits. Loess. Wind blown silt Quartz, Feldspars, and Mica

933 views • 71 slides

Travel Opportunity!

Travel Opportunity!. March 6 th : Trip to Dallas Visit the new Perot Museum of Nature & Science & Museum of Biblical Art hosted by Babs Cape signup in Lobby. websites: www.SeniorUniv.org www.VagabondGeology.com. Ancient Pathways

745 views • 62 slides

Global Climate Cycles, Global Warming and Anthropogenic Greenhouse Effect

Global Climate Cycles, Global Warming and Anthropogenic Greenhouse Effect. Important considerations regarding global warming and the anthropogenic greenhouse effect.

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2012 SUMMER INSTITUTE

2012 SUMMER INSTITUTE. DYNAMIC PLANET Glaciers. 2012 SUMMER INSTITUTE. PRESENTED BY Mark A. Van Hecke. 2012 SUMMER INSTITUTE.

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Landforms Geography

706 views • 45 slides

Dendroclimatology

Dendroclimatology. Dendroclimatology (relationship between annual tree growth and climate) offers high resolution paleoclimate reconstruction for most of the Holocene Huon pine - Lagarostrobos franklinii A conifer endemic to Tasmania is recognized as the longest living tree (or organism) known

862 views • 45 slides

hanging valley

hanging valley. Vertical erosion in the main glacier is far greater than in the tributary glaciers. Valleys are not the same depth and after the glacier has retreated rivers flowing down the tributary join the main trough via a waterfall. Position photograph taken from. hanging valley.

718 views • 41 slides

hanging valley

hanging valley. Vertical erosion in the main glacier is far greater than in the tributary glaciers. Valleys are not the same depth and after the glacier has retreated rivers flowing down the tributary join the main trough via a waterfall. Position photograph taken from. hanging valley.

869 views • 41 slides

What Happened to Biodiversity Last Time Climate Ran Amok?

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The Illustrated History of GLACIAL EROSION

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Geologic Perspective on Climate

Geologic Perspective on Climate. El Nino The last 1,000 Years: Natural Variability? The Ice Ages and their cause The world the Dinosaurs inhabited The role of Greenhouse Gases in Climate Change. Normal Pacific Circulation. http://elnino.noaa.gov/index.html. El Nino Pacific Circulation.

299 views • 21 slides

Grand Canyon

Grand Canyon. YellowstoneNationalpark. Where is the Grand Canyon?. In the north west of Arizona. The history. It was coming because a big glacial who beginning to melt and so it washed the soft stone away . So it became a valley . 2 Milliarden years old 1919 Nationalpark

535 views • 16 slides

Glacial Earthquakes

Glacial Earthquakes. Huda Elasaad March 28, 2007. Overview. I. What are glacial-quakes? (Characteristics) II. Where do they occur? III. How has the science progressed? ( the field of Glacio-seismotectonics) IV. What causes them? (Mechanisms)

451 views • 16 slides

Fluvioglacial Processes and Landforms

Fluvioglacial Processes and Landforms. Features of lowland glaciation. Area of fluvio-glacial landforms. Fluvioglacial landforms are created by the meltwater from glaciers, largely through deposition but also by erosion. Subglacial stream

591 views • 13 slides

Extending the history of atmospheric CH 4 concentrations back to 650 kyr ago

251 views • 12 slides

Water World Revision

210 views • 9 slides

The Ice Age

The Ice Age. How it happened Ice age evidence Causes of g lacial climates. The Ice Age.

254 views • 8 slides

Lecture 20: Orbital Variations in Ice Sheets (Milankovitch Cycles)

Lecture 20: Orbital Variations in Ice Sheets (Milankovitch Cycles). Chapter 9 (p. 163-174). Milankovitch Theory. Milutin Milankovitch first proposed the following idea in the 1930s. High summer insolation heats land ? glacier ablates.

399 views • 8 slides

How Glaciers Move

How Glaciers Move. 1. Describe and explain the top 2 diagrams in terms of their; a) Summer temperatures through the glacier b) Winter Temperatures through the glacier c) Compare the 2 profiles 2. Compare the velocity profiles for Polar and temperate Glaciers.

303 views • 6 slides

Novel features in this model:

Insights into the glacial carbon cycle from a novel box model and observations (1) Agatha de Boer (Stockholm U.) , Andrew Watson (U. of East Anglia), Neil Edwards (Open U.), Kevin Oliver (Southampton U.).

115 views • 1 slides