risk

Entropy to the Max!

I’ve been learning from my ERG colleague John Harte about a statistical technique called MaxEnt. For many environmental problems — most notably climate change — we are not only unable to provide a reliable estimate of harm, but we don’t even know the shape of the probability distribution. MaxEnt is a way of constructing a …

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Climate news gets worse

On Science Insider (subscription required), Eli Kintisch reports on two new scientific studies that together spell bad news for our ability to address the greenhouse gas problem. The first is a computer simulation of the effect on global CO2 levels if developed nations adopt the most aggressive greenhouse gas emission reductions they have proposed or …

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U.S. state insurance regulators take step toward addressing climate risk

I’ve spent some time over the past two years studying the relationship between the insurance industry and climate change. Yesterday there was an important development in this area: the National Association of Insurance Commissioners (NAIC) , the group of state regulators that collectively regulate insurance in the U.S., adopted for the first time a requirement that large insurers …

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A New Era for Protecting Public Lands

The Bureau of Land Management has always prioritized extraction activities. Now the agency has announced a rule that could elevate conservation.

Don’t Count Your Judicial Vultures Before They Hatch

The conservative Supreme Court majority may turn out as bad as we fear. Or maybe not.

Filling in the Picture: The Latest From Kennedy about Climate

Here’s what Kennedy says about his campaign, its effect on the race, and climate change.

Five Myths and Half-Truths About California Cap and Trade

California has spent years fine-tuning its trading system, with results that aren’t always easy to gauge.

U.S. Supreme Court Revisits, Tightens Regulatory Takings Limits on Land Use Regulation

California Homeowner’s Takings Challenge to County’s Traffic Impact Fee Heads Back to State Court

California Wins Major Clean Air Act/Climate Change Case in D.C. Circuit

U.S. Court of Appeals Rejects Red States’ Challenge to California’s CAA “Waiver Authority”

Shanahan, Kennedy and Climate Change: Unanswered Questions

It’s clear that RFK Jr.’s running mate has good intentions and an interest in climate issues. But not much is clear beyond that.

Power of the People: Environmental Advocacy in China

Several of China’s most prominent environmental advocates will join a keynote talk at UCLA Law on the role of civil society in addressing China’s global environmental impacts.

Not All Community Benefits Are Created Equal

Technical Assistance for Underserved, Environmental Justice, and Tribal Communities Will Be Key to Ensuring Meaningful California Offshore Wind CBAs

Climate Change and Nigeria

A population explosion. Sluggish economy. Weak governance. Serious climate impacts. What could possibly go wrong?

California Wins Major Clean Air Act/Climate Change Case in D.C. Circuit

U.S. Court of Appeals Rejects Red States’ Challenge to California’s CAA “Waiver Authority”

Florida is a Climate-Denying Hellscape

Florida lawmakers want to erase climate change from their laws and ban local heat protection ordinances ahead of what could be another summer of record-breaking heat.

The New EPA Car Rule Doesn’t Violate the Major Questions Doctrine

They both relate to climate, but West Virginia v. EPA involved a very different regulation raising very different issues.

Critical Insights on the Mineral Boom: Part III

On the rise of resource nationalism and building an equitable supply chain: Insights from the Emmett Institute’s “Powering the Future” symposium.

Will the NEPA Amendments Speed Up Permitting?

Probably not much. If at all.

Election 2024: The Current Outlook

The White House and the House are still up for grabs; Republicans are favored in the Senate.

A Word on Congestion Pricing

Time for local leaders to restart the discussion

The ‘Year of Climate’ in International Courts

Guest contributor Rebecca Hamilton previews several opinions that touch on the question of the international legal obligations of States in light of the climate emergency.

Ranking the Candidates’ Focus on Energy & Climate

Some campaign websites mention these issues only in passing. Others went into more detail.

No, EVs are Not Worse for the Planet

There’s an electric car culture war raging. It doesn’t hurt to say obvious things, like that electric cars reduce driving costs and pollute far less than gas-powered cars.