Air Pollution’s Daily Pulse Over the Northeast
EDT (right), after chemical reactions involving nitrogen dioxide had contributed to elevated ozone concentrations in the afternoon. NASA Earth Observatory images by Michala Garrison. More than 35 million people live along the New York–Washington corridor and breathe the region’s air.
- ▪EDT (right), after chemical reactions involving nitrogen dioxide had contributed to elevated ozone concentrations in the afternoon.
- ▪NASA Earth Observatory images by Michala Garrison.
- ▪More than 35 million people live along the New York–Washington corridor and breathe the region’s air.
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| Original publisher | NASA |
| Canonical URL | https://science.nasa.gov/earth/earth-observatory/air-pollutions-daily-pulse-over-the-northeast/ |
| Publication time | Thu, 11 Jun 2026 04:01:00 +0000 |
| Retrieval time | 2026-06-11T04:49:07.224Z |
| Last seen | 2026-06-11T04:49:07.224Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
| Excerpt method | First ~120 words (~800 chars) of extracted publisher body, fair-use limited. |
| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | xTxmUf66Il-2 |
| Cluster logic | Grouped by semantic title/content similarity across sources within a rolling window. Same-publisher template collisions are excluded from coverage comparison. |
| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
| Publisher visit | Yes — open original |
| Substitutes article? | No — link-out required for full text |
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| Indexing | May the item be indexed (stored, ranked, made findable)? | Allowed |
| Snippet | May a short excerpt of the publisher's text be shown? | Allowed |
| AI summary | May WeSearch generate its own short summary of the article? | Limited |
| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
Earth ObservatoryScienceEarth ObservatoryAir Pollution’s Daily Pulse...EarthEarth ObservatoryImage of the DayEO ExplorerTopicsAll TopicsAtmosphereLandHeat & RadiationLife on EarthHuman DimensionsNatural EventsOceansRemote Sensing TechnologySnow & IceWaterMore ContentCollectionsGlobal MapsWorld of ChangeArticlesEarth Matters BlogBlue Marble: Next GenerationEO KidsMission: BiomesAboutAbout UsSubscribe🛜 RSSContact UsSearch 6 min readAir Pollution’s Daily Pulse Over the NortheastImage of the Day for June 11, 2026The TEMPO mission helped scientists track morning nitrogen dioxide that contributed to afternoon ozone along the New York–Washington corridor in May 2026.
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