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  "path": "/scientists-discover-hidden-methane-source-beneath-every-major-city/",
  "publishedAt": "2026-05-09T13:03:49.000Z",
  "site": "https://scitechdaily.com",
  "tags": [
    "Earth",
    "Climate Change",
    "Environmental Science",
    "Greenhouse Gas",
    "Methane",
    "Pollution"
  ],
  "textContent": "Scientists have discovered that urban sewers may be a surprisingly significant source of methane emissions. Methane ranks behind carbon dioxide as the world’s second most important greenhouse gas. The Climate and Clean Air Coalition estimates that human-caused methane emissions are responsible for nearly 45% of current net warming, making methane a major driver of climate [...]",
  "title": "Scientists Discover Hidden Methane Source Beneath Every Major City"
}