What are the so-​called “waters of the United States” and why did the Obama administration expand the definition? To understand that is to understand the evolution of environmental regulation in the United States and how the nation’s courts have interpreted what’s protected.

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  • Issue Quarter Spring
  • Issue Year 2018
Determining where water begins and ends seems a matter of physical properties, of whether two hydrogen molecules are bonded to oxygen, and how much of it exists. Where is it located, and will people eventually drink it? Swim in it? Fish in it? This molecule, essential to life, has become another point of…

Additional Info

  • Issue Quarter Spring
  • Issue Year 2018
  • Sub Heading DEP says no big deal if Trump administration rescinds waters of the United States rule; Advocacy groups disagree
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