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U.S. State Electricity Portfolio Standards

Twenty-five states and the District of Columbia require electric utilities to deliver a certain amount of electricity from renewable or other clean electricity sources. Eleven states have requirements or goals that have expired, have not been re-upped, or have been …

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U.S. State Greenhouse Gas Emissions Targets

A greenhouse gas (GHG) emissions target is a state-level goal to reduce emissions by a specific amount by a pre-determined date. The targets can cover all greenhouse gas emissions or specific gases (e.g., carbon dioxide only). The targets can be …

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U.S. State Climate Action Plans

Forty-eight states and the District of Columbia have developed either a state climate action plan, a Priority Climate Action Plan (under the EPA’s Climate Pollution Reduction Grants program), or both. 32 states and the District of Columbia have released a …

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U.S. State Carbon Pricing Policies

Compared to command-and-control regulations, carbon pricing is a market-based mechanism that creates financial incentives to reduce greenhouse gas (GHG) emissions. Twelve states that are home to over a quarter of the U.S. population and account for a third of U.S. …

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RGGI states

Last Updated May 2024.

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Billion-Dollar Extreme Weather Events

This map and related materials pertaining to all types of extreme weather can be found here. Last updated January 2024.

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U.S. Carbon Capture and Direct Air Capture Projects

With more than 40 percent of the global capacity of carbon management projects (13 in operation and more than 60 in different stages of development), the United States is expected to play a major role in the deployment of carbon …

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U.S. State Clean Vehicle Policies and Incentives

The transportation sector became the largest source of U.S. greenhouse gas (GHG) emissions in 2016. Driven by increased travel demand, low fuel prices, and urban sprawl, transportation emissions grew about 23 percent between 1990 to 2019. To change this trajectory, …

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State of World Carbon Pricing

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Canadian Province Climate Policy Maps