Glacial Landforms of The Keweenaw Peninsula

Stan Vitton, PhD, PE

Civil & Environmental Engineering

Michigan Technological University

Introduction

The Snowball Earth and the History of Glacial Geology

Glaciation of the Great Lakes

The Keweenaw Peninsula Underwater

The Keweenaw Peninsula Today

Conclusions

Glacial Landforms of The Keweenaw Peninsula

Introduction

Introduction

Introduction

The Snowball Earth

Glaciation of the Great Lakes

Glaciation of the Great Lakes

Glaciation of the Great Lakes

Iso-static Rebound

Glaciation of the Great Lakes

Glaciation of the Great Lakes

Glaciation of the Great Lakes

The Keweenaw Peninsula Underwater

Landslide Location

Liquefaction boils from the sand layers below the varved clay/silt layer

The Keweenaw Peninsula Today

Glacial Grooves

Ancient Shorelines

The Portage Lake Waterway via Google

Thank you!!

The End!!