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Part ofenvironmental regulation →
HB 477FLORIDA · STATEWIDESession 2025
High Impact

Regulation of Geoengineering and Weather Modification Activities

Original title: Geoengineering and Weather Modification Activities

April 30, 2025

environmental regulationgeoengineeringweather modificationpublic infrastructurestate governmentmilitary affairs and related matterspublic lands and propertyreclamation, and use

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The Frame

What this does

The bill creates new legal prohibitions and reporting requirements for activities affecting the atmosphere, with potential civil penalties up to $200,000 for violations and the loss of state funding for non-compliant .

Who is mentioned in the record

Potentially affected actors named in the source documents. Mention is not a position.

Public-use airport operators

Must report monthly to the Department of Transportation regarding aircraft equipped with dispersal components.

Department of Environmental Protection

Tasked with establishing reporting methods, investigating complaints, and enforcing the new prohibitions.

Department of Transportation

Required to collect reports from infrastructure operators and withhold state funding from non-compliant entities.

What changed

Last recorded activity April 30, 2025.

What's next

Introduced.

Summary

This bill prohibits the intentional release of substances into the atmosphere to alter weather, climate, or sunlight intensity within Florida. It establishes a reporting system for operators and creates a mechanism for citizens to report suspected violations to the state.

Key Facts

You don't have to trust us. Each fact below is taken straight from the official document - click any one to see the exact passage, highlighted in the original.

Frequently Asked Questions

Can I report a suspected weather modification activity?
Yes, the bill authorizes any person to report observed activities to the Department of Environmental Protection via an online form, telephone, mail, or e-mail.
What happens if an airport is found to be non-compliant?
The Department of Transportation is prohibited from spending state funds on projects or programs at that infrastructure until it becomes compliant.
Are there penalties for violating these rules?
Yes, violations are subject to civil penalties up to $200,000, and specific offenses by aircraft operators can result in felony charges.

Why It Matters

The bill creates new legal prohibitions and reporting requirements for activities affecting the atmosphere, with potential civil penalties up to $200,000 for violations and the loss of state funding for non-compliant .

News Coverage

No news coverage found yet. Articles are indexed twice daily.

Voting Record

Motion succeededlower4/17/2025openstates_bulkOfficial roll call ↗

Favorable (State Affairs Committee)

Total

25

Yes

14

No

9

Present

0

Not Voting

2

Abstain

0

Motion succeededlower4/1/2025openstates_bulkOfficial roll call ↗

Favorable With Committee Substitute (Natural Resources & Disasters Subcommittee)

Total

17

Yes

16

No

0

Present

0

Not Voting

1

Abstain

0

Full roll-call analysis →

Sponsors

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Discoveries

Patterns POLISCOPE noticed across the record. These are observations to investigate, not conclusions.

policy shift100% confidence

Transition from Licensing to Prohibition

The bill shifts state policy from a licensing-based regulatory framework for weather modification to a total prohibition model.

Department of Environmental Protection

Connected Entities

organizationDepartment of Environmental Protection“Responsible for investigating reports and enforcing weather modification prohibi”Map →
otherAir Pollution Control Trust Fund“Repository for civil penalties collected under the act.”Map →
organizationDepartment of Health“Receives referrals for reported violations.”Map →
organizationDivision of Emergency Management“Receives referrals for reported violations.”Map →
bill_numberHB 477“The legislative bill number.”Map →
organizationDepartment of Transportation“Oversees reporting from public infrastructure operators regarding aircraft equip”Map →

Sources

Open source document

openstates.org

Analysis Score

0–100
  • Significance85
    How much this matters to a regular citizen
  • Controversy60
    Intensity of disagreement among stakeholders
  • Entertainment20
    Compellingness for a non-policy-wonk reader
  • Buzz40
    Current news / social attention level

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