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Why UCS Supporters Are Pressing EPA to Let California Enforce Its Truck Pollution Rules

Union of Concerned Scientists

California has a longstanding leadership role on transportation pollution, and the Clean Air Act grants the state the right to set strong vehicle emissions standards. We know the truck industry has a number of technological solutions to reduce its emissions, but we need regulators to take action to make it happen.

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Livestock Operations Are Responsible for Over Half of California’s Methane Emissions—Why Won’t CARB Regulate Them?

Legal Planet

What has not been abundant is the political will to enact these reforms, and CARB’s reluctance to initiate a rulemaking reflects this trend. It’s not hard to see why CARB has taken this approach: dairy digesters are a technological intervention that require little change to the operation of industrial dairies.

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EPA’s Power Plant Carbon Rules Are Critical—and Complex. Here’s What to Know, and What to Watch.

Union of Concerned Scientists

The IRA gave us effective tools for cleaning up the power sector through dedicated support for the rapid and widescale deployment of renewable resources and the technologies that support them. Section 111 of the Clean Air Act constrains how EPA sets standards—but gives states wide latitude in implementation.

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Roundup: Biden Administration Revamps Procedures for Reviewing Regulations

Union of Concerned Scientists

Recommendations to improve new scientific integrity policies A process President Biden launched during his first week in office aims to ensure all agencies adopt scientific integrity policies that prohibit improper political interference in scientific research and prevent the suppression or distortion of scientific information.

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Unraveling LA’s Hydrogen Combustion Experiment

Legal Planet

But with the recent influx of government incentives for hydrogen production, new and improving production and storage technologies, and greater political will than ever before, H 2 ’s reputation is gaining favor. But for many of these use-cases, hydrogen doesn’t do the job particularly well, at least as compared to existing technology.

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Roundup: Biden Administration Revamps Procedures for Reviewing Regulations

Union of Concerned Scientists

Recommendations to improve new scientific integrity policies A process President Biden launched during his first week in office aims to ensure all agencies adopt scientific integrity policies that prohibit improper political interference in scientific research and prevent the suppression or distortion of scientific information.

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State Air Regulations Can Go Above and Beyond National Standards 

Legal Planet

States and local air quality regulators have the legal authority to set particulate matter (PM), ozone, and nitrogen oxides (NOx) emissions standards and adopt regulations for these pollutants when they are already in attainment of the national ambient air quality standards ( NAAQS ) set by the U.S. and Sierra Club v.