Last mentioned: Feb 24, 2026
SCOTUS Intervention
The U.S. Supreme Court officially agrees to take up the appeal from the oil companies.
Federal Support
The Trump administration files a brief supporting the oil companies' bid for Supreme Court review.
Lower Court Ruling
A lower court allows the litigation to proceed under state law, rejecting company motions to dismiss.
Lawsuit Filed
Boulder, Colorado, files suit against ExxonMobil and Suncor Energy over climate change impacts.
The U.S. Supreme Court has granted a petition by ExxonMobil and Suncor Energy to review a lower court ruling that allowed climate-related lawsuits from Colorado local governments to proceed. This decision marks a critical turning point for dozens of similar cases nationwide seeking to hold fossil fuel companies financially liable for climate change impacts.
This page surfaces every story mentioning Boulder, Colorado 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 Boulder, Colorado 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. |