After years of confusion over which waters are protected by the EPA, Waters of the US rule is updated.
Republicans say new rule would give the federal government too much authority over waterways and wetlands.
The controversial Clean Water Act rule protects tributaries with any sign of water, no matter the flow.
Questions remain over whether the bill prohibits certain data collection on federal land or just private and state.
Environmentalists saved a wetland from developers a decade ago. Now they’re trying to save it from each other.
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