recommendations addressing sulfur dioxide, nitrogen oxides, or mercury at any time after the study has been completed under paragraph (a)(2) and the peer review process has been completed under subsection (b).
The recommendations addressed mercury in waterways.
mnli hypothesis: The recommendations addressed mercury in waterways. premise: recommendations addressing sulfur dioxide, nitrogen oxides, or mercury at any time after the study has been completed under paragraph (a)(2) and the peer review process has been completed under subsection (b).