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Originally published on Legal Planet. In a recent decision, four of the conservative Supreme Court Justices indicated a desire to limit the amount of discretion that Congress can give administrative agencies. If taken literally, some of the language they used would hobble the government by restricting agencies like EPA to "filling in the details" or […]

The Affordable Clean Energy (ACE) rule, the Trump administration's recently released substitute for his predecessor's Clean Power Plan (CPP), has been widely criticized as an ineffectual mechanism for addressing power plants' greenhouse gas (GHG) emissions. More broadly, the rule substitutes a technocratic, plant-by-plant approach for the more comprehensive and participatory state planning required by the […]

Originally published on Legal Planet. Gundy v. United States was a case involving a fairly obscure statute regulating sex offenders, but some have seen it as a harbinger of the destruction of the modern administrative state. In a 4-1-3 split, the Court turned away a constitutional challenge based on a claim that Congress had delegated […]

On June 21, the Environmental Protection Agency (EPA) released its evaluation of the third and final round of state Watershed Implementation Plans (WIPs) under the Chesapeake Bay restoration framework known as the "Bay TMDL" (Total Maximum Daily Load). EPA's evaluation of the seven Bay jurisdictions broke no new ground regarding the quality or contents of […]

The EPA released its finalized rule for carbon emissions from existing power plants last week. The agency calls the rule the "Affordable Clean Energy" (ACE) rule, but it would be better named the "Advancing Coal Energy" rule given its explicit aim to keep old, dirty coal-fired power plants running. A bit of background first for […]

This post was originally published on SCOTUSblog. It is republished here under a Creative Commons license (CC BY-NC-ND 3.0 US). The Supreme Court has concluded that Virginia's decades-old moratorium on uranium mining is not pre-empted by the Atomic Energy Act. But there is no clear answer to the question that pervaded the briefing and oral argument: […]

In a recent essay posted to SSRN, I try to see, and to appreciate, the wisdom in a species of climate litigation that has many detractors. This litigation asks the courts to hold the government and private parties judicially accountable for their active promotion and pursuit of climate-endangering activities, even after they knew better – […]

Originally published on Legal Planet. When a facility installs and operates the required pollution control equipment, we normally think of the pollution problem as solved. But there still may be bursts of pollution associated with start-up, shut-down, accidents, or external events. A recent study of pollution in Texas shows that these events have substantial health […]

Originally published on Legal Planet. The Trump administration's hostile attitude toward science has continued unabated. The administration has used a triad of strategies: efforts to defund research, suppression of scientific findings, and embrace of fringe science. Budget. The administration continues to favor deep cuts in research support. Its initial 2020 budget proposal calls for a 13 […]