August 3, 2010. What can geologic formations found on Earth tell you?

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Transcript of August 3, 2010. What can geologic formations found on Earth tell you?

EARTH’S LANDSCAPES

August 3, 2010

What can geologic formations found on Earth tell you?

What can Earth Landscapes tell us about Mars?

What is this? Creeks in the Appalachian Mts

River meandering to the sea

Describe the landforms you see

Mississippi River Delta

Alluvial Fan - deposition

Alluvial Fan

Glaciers

Jackson Glacier

Muir Glacier (1941) (2004)

Drumlins

More Drumlins – elongated hills

Striations – Glacial scraping

Glacial Lakes (Finger Lakes, NY)

What can this tell you?Dry lake bed

Aral sea

Aral Sea

What can the white sediment tell us?

Great Salt Lake, Utah

Great Salt Lake, Utah

What are these?

Sinkholes (Arizona)

Guatemala City, Guatemala - June 2010

Sinkholes

What does this show?

Meteor Crater, Arizona

Meteor Crater, Arizona

What is this?

Meteor Crater, Arizona

Images from Space…

Eberswalde Crater, Mars

Drumlins in Canada

Sinkholes? On Mars

Las Bayas, Argentina – following landslide