Snow dump and inactive landfills flagged as major methane polluters

PHYSorg
Oct 16, 2025, 2:11 pm128 ptsTrending
Montreal's methane (CH4) emissions are unevenly distributed across the island, with the highest concentrations in the city's east end, McGill researchers have found. The worst polluters include the city's largest snow dump, which emits methane at levels comparable to the city's current and former landfills, and…

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