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HJ 1

Prohibiting unauthorized atmospheric geoengineering.

2026 Regular Session

Wyoming bill prohibits unauthorized atmospheric geoengineering within state airspace, requiring prior approval for weather modification activities affecting residents and industries.

Bill Number Assigned
0
WeVote Research Nonpartisan
Bill Summary · HJ 1

Legislative bill overview

HJ 1 would prohibit unauthorized atmospheric geoengineering activities within Wyoming or affecting Wyoming's airspace without explicit state approval. The bill establishes a legal framework to prevent individuals, organizations, or entities from conducting weather modification or climate intervention projects without proper authorization from state authorities.

Why is this important

Atmospheric geoengineering—including cloud seeding, stratospheric aerosol injection, and other weather modification techniques—remains largely unregulated at the state level despite growing technological capability and international interest. Wyoming's agricultural, ranching, and water-dependent economies make weather patterns economically significant, so controlling who can modify them has direct financial implications for residents and industries.

Potential points of contention

  • Definitional ambiguity: "Unauthorized atmospheric geoengineering" may be difficult to define legally—cloud seeding for legitimate rain enhancement versus harmful intervention requires clear technical distinctions that the bill may not provide
  • Interstate commerce and federal authority: Weather systems cross state lines; a Wyoming prohibition could conflict with federal environmental law, interstate agreements, or activities originating outside Wyoming that affect its atmosphere
  • Innovation constraints: Overly restrictive language could discourage legitimate weather research, agricultural cloud seeding operations, or scientific study that benefits the state
  • Enforcement mechanisms: The bill's recent assignment status suggests it lacks implementation details about monitoring, penalties, and which agency enforces compliance

Compiled from official sources — confirm details with the bill’s official record.

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