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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.
A new workplace movement program shows that brief, targeted activity breaks can reduce discomfort, improve performance, and support long-term employee wellness.
