Formation and early history of Lakes Pepin and St. Croix of the upper Mississippi River

Keyphrases

• Alluvial Fan 20%
• Cannon 40%
• Chippewa 80%
• Current Path 20%
• Current Slope 20%
• Discharge Outlet 20%
• Duluth 40%
• Early History 100%
• Floodwater 20%
• Formation History 100%
• Geologic History 20%
• Glacial Outwash 20%
• Glacial Sediments 20%
• Gravel 20%
• High Discharge 20%
• Lake Agassiz 40%
• Lake Sediments 60%
• Large Lakes 20%
• Last Glaciation 20%
• Last Interglacial Period 20%
• Magnetic Characteristics 20%
• Main River 40%
• Migration Rate 20%
• Minnesota River 20%
• Mississippi River 40%
• Mississippi Valley 20%
• Modern Lakes 20%
• Organic Matter 20%
• Outwash Terraces 20%
• Proglacial Lake 20%
• Radiocarbon Chronology 20%
• Radiocarbon Dating 20%
• River Course 20%
• River Valley 60%
• Riverine Lake 60%
• Sediment Core 40%
• Single Section 20%
• Small Lakes 20%
• St. Croix 100%
• St. Croix River 20%
• St. Paul 60%
• Tributary Stream 40%
• Upper Mississippi River 100%
• Upper Mississippi River Basin 20%
• Valley Bottom 20%
• Vermillion 60%
• Wood 20%

Earth and Planetary Sciences

• Alluvial Fan 20%
• Glacial Deposit 20%
• Interglacial Period 20%
• Lacustrine Deposit 60%
• Last Glaciation 20%
• Last Interglacial 20%
• Minnesota 20%
• Mississippi 100%
• Organic Matter 20%
• Radiocarbon Dating 20%
• River System 20%
• Sediment Core 40%