I deeply appreciate the thorough and useful reviews of and contributions to this book by the following individuals:

  • Dr. Daniel Gimenez, Professor, Department of Environmental Sciences, Rutgers University, New Brunswick, New Jersey, USA;
  • Dr. Paul C. Johnson, President and Professor, Colorado School of Mines, Golden, Colorado, USA;
  • Dr. Kevin Mumford, Associate Professor, Department of Civil Engineering, Queens University, Kingston, Ontario, Canada; and,
  • Dr. Harald Klammler, Department of Civil Engineering, University of Florida, Gainesville, Florida, USA.

I thank Amanda Sills, Elhana Dyck, Juliana Apolonio and Gillian Larkin of the Groundwater Project for their oversight, formatting and editing. of this book. I appreciate Colorado School of Mines Emeritus Professor, Eileen Poeter, for her reviews, editing and final production of this book.

David B. McWhorter


Flux Equations for Gas Diffusion in Porous Media Copyright © 2021 by David B. McWhorter. All Rights Reserved.