Last mentioned: Feb 24, 2026
SCOTUS Hearing
The Supreme Court agrees to hear oral arguments in the appeal, escalating the case to the highest level.
SCOTUS Petition
ExxonMobil and Suncor petition the U.S. Supreme Court to review the jurisdictional question.
10th Circuit Ruling
The appeals court affirms that the case belongs in state court, rejecting the energy companies' jurisdictional arguments.
Lawsuit Filed
Boulder and San Miguel County file suit against ExxonMobil and Suncor in Colorado state court.
The U.S. Supreme Court has agreed to hear an appeal in a long-running climate liability lawsuit filed by the city and county of Boulder, Colorado. The ruling could determine whether dozens of similar local climate cases across the country can proceed in state courts or must be dismissed under federal law.
This page surfaces every story mentioning Supreme Court of the United States across our climate coverage. We track each entity's appearance over time so readers can trace how the narrative evolves — which developments are isolated incidents, which build into longer arcs, and which reframe how operators in the space think about the entity. Story selection uses the same multi-source verification gate applied across the rest of our coverage.
Read our editorial methodology for how we identify, deduplicate, and score entity references. Our glossary defines the technical terms used across stories on this page, and our trends index contextualizes individual developments against the longer-running climate beat. Cross-entity comparisons live on our compare view.
| What you see | What it tells you |
|---|---|
| Story count | Number of distinct stories where Supreme Court of the United States was a primary or referenced actor. |
| Recency clustering | Whether mentions are concentrated in a recent window (a news cycle) or distributed (a sustained arc). |
| Sentiment distribution | Aggregate sentiment of the stories mentioning this entity, weighted by impact score. |
| Cross-niche links | When the same entity surfaces in our sibling networks, we link to those views to enrich context. |