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Texas-based researchers have studied sediments from the Mississippi, Yellow, and Yangtze River deltas and say they contain information on changes in nitrogen application in the drainage basins as well as flooding and hurricane events.
The solid waste associations submitted joint comments to EPA on proposed revisions to estimating landfill emissions.
In a move to support domestic energy production and economic growth, the EPA plans to revise compliance timelines and explore new flexibilities under the Steam Electric ELG Rule.
