(a) “Environment” means the total human surroundings, physical and biological, natural and artificial, and air, water, soil, plants, wildlife, and other ecological factors affecting the growth, development, and safety of people and other living organisms.

(b) “Notice to Comply” means a written alternative to issuing a Complaint for a violation.

(c) “Respondent” means any person against whom a Notice to Comply or a Complaint is filed, pursuant to the provisions of this subchapter.

(d) “Threat”, for purposes of this subchapter, means an act or failure to act, the result of which could, by itself or in combination with other acts, endanger the public health and safety or harm the environment.

(e) “Wildlife” means and includes all wild animals, birds, plants, fish, amphibians, and related ecological communities, including the habitat upon which the wildlife depends for its continued viability.