2023 Colorado Revised Statutes › Title 36 - NATURAL RESOURCES - GENERAL (§§ 36-1-100.3 — 36-20-127) › WEATHER MODIFICATION (§§ 36-20-101 — 36-20-127) › Article 20 - WEATHER MODIFICATION (§§ 36-20-101 — 36-20-127) › Section 36-20-104 - Definitions

As used in this article, unless the context otherwise requires:
(1)
Repealed.
(2)
"Director" means the executive director of the department of natural resources, as created by article
33
of title
24
, C.R.S.
(2.5)
"Ground-based winter cloud seeding" means the seeding of clouds between the months of November through May of each year by the use of ground generation equipment.
(3)
(Deleted by amendment, L. 96, p. 966, § 1, effective July 1, 1996.)
(4)
"Operation" means the performance in Colorado of any activity to attempt to modify or having the effect of modifying natural weather conditions other than usual and customary activities not conducted primarily for weather modification and having only a minor effect on natural weather conditions.
(4.5)
"Operator" means any person who conducts a weather modification operation in Colorado.
(5)
"Permit" means a certification of project approval to conduct a specific weather modification operation within the state under the conditions and within the limitations required and established under the provisions of this article.
(6)
"Person" has the same meaning as that provided in section
2-4-401 (8)
, C.R.S.
(7)
"Publication" or "publish" means a minimum of at least two consecutive weekly legal notices in at least one newspaper of general circulation in the county or counties, or portions thereof, included within the proposed operation. It shall not be necessary that notice be made on the same day of the week in each of the two weeks, but not less than one week shall intervene between the first publication and the last publication, and notice shall be complete on the date of the last publication. If there is no such newspaper, notice shall be by posting in at least three public places within the county, or portions thereof, included within a proposed operation. Publication of notices provided for in this article may be made, at the discretion of the director, by notices broadcast over any or all standard radio, FM radio, television stations, and cable television. Such broadcast notices shall make reference to locations or publications wherein details of the subject matter of the notices are located.
(8)
"Research and development" means theoretical analysis, exploration, experimentation, and the extension of investigative findings and theories of a scientific or technical nature into practical application for experimentation and demonstration purposes, including the experimental production and testing of models, devices, equipment, materials, and processes both in the laboratory and in the atmosphere.
(9)
"Research and development operation" or "research and development project" means an operation which is conducted solely to advance scientific and technical knowledge in weather modification. Research and development operations may be conducted by state or federal agencies, state institutions of higher education, and bona fide nonprofit research corporations or by commercial operators under contracts with such entities solely for research purposes.
(10)
"Weather modification" means any program, operation, or experiment intended to induce changes in the composition, behavior, or dynamics of the atmosphere by artificial means.
L. 72: R&RE, p. 633, § 1. C.R.S. 1963: § 151-1-4. L. 73: p. 1535, § 1. L. 92: (1) repealed, p. 955, § 8, effective March 19; (2.5) added, p. 1912, § 1, effective July 1. L. 96: (3) and (6) amended and (4.5) added, p. 966, § 1, effective July 1.
For publication of legal notices, see part 1 of article 70 of title 24 .