The Marias River canyon in north-central Montana served during late Holocene time as a locus of human activity in an ecologically and geologically dynamic lands

"This volume includes compelling science and field trips in Indiana, Illinois, Kentucky, Michigan, and Ohio. Take a journey through the Heartland to sand dunes,

"The chapters represent a surge of field and laboratory research activity, illustrating the impacts of new and refined methods and tools. This volume explores g

"Contributors from twelve countries wrote the twelve chapters in this Special Paper, and they address a range of topics, including climatic and hydrologic model

Papers in this title were selected from presentations from an April 2005 workshop sponsored by the U.S. Geological Survey Earth Surface Dynamics Program, the U.