(1) "Commission" means the Arkansas Natural Resources Commission and any successor agency or department;

(2) "Debt service" means principal, interest, redemption premiums, if any, and trustees' and paying agents' and like servicing fees relative to the bonds;

(3) "Develop" means to construct, acquire by purchase or, as set forth in § 15-22-704(5), by eminent domain, own, operate, lease as lessor or lessee, lend, make grants in respect of, or install or equip any lands, buildings, improvements, machinery, equipment, or other properties of whatever nature, real, personal, or mixed;

(4) "Person" means any individual partnership or corporation, or any county, municipality, conservation district, or school district in the State of Arkansas or agency thereof or any agency of the State of Arkansas;

(5) "Pollution abatement" means reduction, control, or elimination by appropriate methods of contamination or other alteration of the physical, chemical, or biological properties of any waters of the state or such discharge of any liquid, gaseous, or solid substance in any waters of the state as will or is likely to create a nuisance or render the waters harmful or detrimental or injurious to public health, safety, or welfare or to domestic, commercial, industrial, agricultural, recreational, or other legitimate beneficial uses or to livestock, wild animals, birds, or fish or other aquatic life;

(6) "Project" means any lands, buildings, improvements, conservation practices, machinery, equipment, or other property, real, personal, or mixed, or any combination thereof developed in pursuance of all or any of the purposes of this subchapter;

(7) "Project costs" means all or any part of the costs of developing any project under this subchapter, costs incidental or appropriate thereto, and costs incidental or appropriate to the financing thereof, including, without limitation, capitalized interest and appropriate reserves and fees and costs for engineering, legal, and other administrative and consultant services; and

(8) "Waste" means any liquid or solid produced as an undesirable by-product of any activity.