US Climate Law & Policy

14 posts

Examining the Remarkable Rise of Ultra Vires Claims Against the Executive Branch

Since 2016, presidents and their administrations have increasingly drawn lawsuits arguing that they are overstepping their authority. In these ultra vires claims, litigants contend that presidential actions—including, for example, executive orders, proclamations, or memoranda, as well actions by executive agencies done at the President’s behest—exceed the scope of the authority […]

100 Days of Trump 2.0: The Inflation Reduction Act

This post is part of a new Climate Law Blog series, 100 Days of Trump 2.0, in which the Sabin Center offers reflections on the first hundred days of President Trump’s second term across a variety of climate-related topics. To read other posts from the series, which will roll out […]

100 Days of Trump 2.0: Updates from the Climate Backtracker

This post is the first of a new Climate Law Blog series, 100 Days of Trump 2.0, in which the Sabin Center offers reflections on the first hundred days of President Trump’s second term across a variety of climate-related topics. To read other posts from the series, which will roll […]

Reflections from Columbia’s Forum on Climate-Related Fiduciary Duty

As the physical and economic harms of climate change accumulate, corporate managers have faced increasing pressure to reduce their companies’ greenhouse gas emissions and adapt their businesses to climate-related risks. In parallel, civil society organizations and activist investors have increasingly sought to compel private sector action on climate change, while […]

Can Plaintiffs Challenge President Trump’s “10-to-1” Deregulation Order? A Look Back at Lawsuits Challenging the Order’s Predecessor

On Friday President Trump fulfilled a campaign promise and signed an executive order (EO) that directs agencies to identify 10 existing rules, regulations, or guidance documents to repeal for each new rule, regulation, or guidance that an agency promulgates. In addition, the EO, “Unleashing Prosperity Through Deregulation,” requires that the […]

Trump Executive Orders on Energy and Environment: A Quick Summary

On the evening of the second inauguration of President Trump, the White House released a flurry of executive orders on a wide range of subjects. Several of them specifically concerned energy and the environment. The general thrust of these is to encourage the rapid development of fossil fuel resources and […]