In the upper reaches of Michigan's lower peninsula near the small town of Mancelona stands the Au Sable Institute, an evangelically based education center for promoting a Christian environmental stewardship. The philosophy of the Au Sable Institute reads in part as follows: The Board, faculty, and staff of the Au Sable Institute confess that God is owner of all. Humankind is not the owner of that over which it has authority. Human authority is more that of trustee than owner. The scope of this trust is global. Since all creatures depend on the earth for life, health and fulfillment, stewardship is *Michael A. Bullmore is Associate Professor of Homiletics and Practical Theology at Trinity Evangelical Divinity School.