Climate entity
All 5 tracked stories fall under one category: regulation. Clean Air Act is most often covered alongside Donald Trump, which appears in 3 of these 5 stories. Against the same-window beat baseline of 36% negative, this entity's 80% share is more negative.
Last mentioned: Mar 20, 2026
Entity pulse
Coverage balance Negative coverage leads. Negative coverage exceeds positive coverage by 60 percentage points.
Figures are computed live from our source-verified story record — see our methodology for how impact and sentiment are derived.
All 5 tracked stories fall under one category: regulation. Clean Air Act is most often covered alongside Donald Trump, which appears in 3 of these 5 stories. Against the same-window beat baseline of 36% negative, this entity's 80% share is more negative. The 112-day window averages about 0.3 stories each week. The busiest single day carried 2. Each story carries 6.2 original sources on average, compared with 3.2 for the broader beat in this window. The 7.6 average consequence score is above the beat benchmark of 6.6 in the same window. Clean Air Act appears in 5 tracked Climate stories published from March 9, 2026 through June 28, 2026.
Computed from the 5 stories linked to this entity, with beat comparisons drawn from all 610 Climate stories published in the same date window. Shares are omitted below five stories and comparisons below a twenty-story baseline.
Coverage cohort
Other entities that clear the same relevance threshold in stories also covering Clean Air Act. Shared-story counts are live from our verified record — not editorial picks.
The Trump administration EPA officially revokes the 2009 scientific finding.
Public health and environmental groups file the first lawsuit against the repeal.
24 states and 10 cities file a major challenge in the D.C. Circuit Court of Appeals.
States File Lawsuit
A coalition of states sues to block the repeal, alleging it violates the Clean Air Act.
Multi-State Lawsuit Filed
A coalition of 23 states and 14 cities sues the EPA in the D.C. Circuit Court of Appeals.
Repeal Announced
The Trump EPA formally moves to repeal the 2009 finding, citing a need for deregulation.
Public Outcry
Massive influx of public letters and editorials published in regional news outlets across the U.S.
RMP Revisions
EPA proposes rolling back Risk Management Program safety standards for industrial facilities.
Social Cost Revision
New guidelines set the economic value of human life and carbon mitigation to zero in cost-benefit models.
Endangerment Repeal
EPA formally rescinds the 2009 finding that GHGs threaten public health.
Trump Revokes Finding
The Trump administration formally terminates the 2009 conclusion to halt climate regulations.
Endangerment Finding Issued
EPA officially determines that six greenhouse gases threaten the health of current and future generations.
Endangerment Finding Issued
The EPA under President Obama officially declares greenhouse gases a threat to public health.
Massachusetts v. EPA
Supreme Court rules EPA has authority to regulate GHGs if they are found to endanger public health.
The Trump administration’s move to dismiss a lawsuit over xAI’s unpermitted natural gas turbines highlights the growing tension between AI-driven energy demand, environmental justice, and climate policy rollbacks.
A coalition of 24 states and 10 cities has filed a lawsuit against the EPA to block the repeal of the 2009 endangerment finding. The legal challenge seeks to restore the scientific foundation that allows the federal government to regulate greenhouse gas emissions under the Clean Air Act.
A coalition of 23 states and 14 cities has filed a lawsuit against the EPA to overturn the Trump administration's repeal of the 2009 endangerment finding. The legal challenge seeks to restore the scientific foundation that mandates federal regulation of greenhouse gas emissions under the Clean Air Act.
A coalition of U.S. states has filed a major lawsuit against the Environmental Protection Agency (EPA) following its decision to repeal the 2009 Endangerment Finding. The legal challenge seeks to preserve the scientific determination that greenhouse gases threaten public health, which serves as the mandatory legal trigger for federal climate regulations.
The Environmental Protection Agency's recent repeal of the 2009 Greenhouse Gas Endangerment Finding has sparked widespread public outcry and a wave of litigation. This move effectively dismantles the legal foundation for federal climate regulation, signaling a radical shift in U.S. environmental policy.
Clean Air Act is linked from 5 stories on this site, each scored at or above our 35% relevance threshold — see how these pages are built.
See something wrong on this page — a misattributed entity, a wrong stat, a broken source link? Report a data issue.
