Iowa Code § 461.3: Constitutional purpose and implementation.

1. This chapter is created for the constitutional purposes of protecting and enhancing water quality and natural areas in this state, including parks, trails, and fish and wildlife habitat, and conserving agricultural soils in this state.

2. This chapter is intended to implement Article VII, section 10, of the Constitution of the State of Iowa by establishing the natural resources and outdoor recreation trust fund, accounts in the trust fund, and appropriating or allocating trust fund moneys to support initiatives specified in subchapter IV.