From conservation to ecology: The development of environmental concern, (Problem studies in American history) By Pursell, Carroll W. Books / Paperback Books ISBN: 0690318057 / Publisher: Crowell, January 1973 Price Starting at $5.65 Free Shipping Send to a friend Add to Wishlist Below is a list of products arranged by condition. Select the quantity of the product you desire and click the "Add" button. Used - Good Good condition. $5.65 1 in Stock at Warehouse Quantity Add Free Shipping to continental U.S. OR $1.00 per item discount if shipped to store. Reviews Goodreads reviews for From conservation to ecology: The development of environmental concern, (Problem studies in American history)