Policy Hub

Lasting climate solutions hinge on innovative policies at all levels – local, state, federal and international. Market-based approaches like carbon pricing are a cornerstone of practical, cost-effective climate policy.

Turning Insight into Action: Advancing Sustainable Economic Development Across Arizona

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Carbon Border Adjustment Provisions in the 118th Congress

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Tackling Flood Mitigation with Federal Resources: Best Practices for Community Resilience

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Market-Based Policies

A growing number of jurisdictions are adopting market-based climate policies. By putting a price on carbon, these policies give businesses the incentive to innovate so they can cut emissions at the lowest possible cost.

Publication
Developments in Border Carbon Adjustments in the 119th Congress and Abroad

There has been a surge in interest in the relationship between international trade and climate policy since the implementation of the European Union’s (EU) Carbon Border Adjustment Mechanism (CBAM). The EU CBAM has occupied the center of discourse in climate …

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Publication
Border Carbon Adjustments

Border carbon adjustments (BCAs) are a policy instrument intended to preserve the economic competitiveness of select heavy-emitting industries as countries accelerate their decarbonization efforts. The term border carbon adjustment is used to refer to the general form of this policy …

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Blog Post
WTO’s Trade and Environment Week signals new climate-trade policy momentum

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International

Climate change is a global challenge that requires global solutions. Efforts like the Paris Agreement strengthen confidence that all countries are doing their share, helping each country do even more.

Blog Post
Accelerating the Global Reduction of Methane Emissions
Blog Post
What Comes After COP30? A Look at the Global Goal on Adaptation
Paper
Considerations for the Progress Assessment of NAPs at COP30

Parties are expected to decide on the progress assessment for the formulation and implementation of national adaptation plans (NAPs) at UN Framework Convention on Climate Change’s (UNFCCC) 30th Conference of Parties (COP30). The NAP process helps developing countries identify and …

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US Federal

To meet the climate challenge, the United States needs a comprehensive national approach. Well-designed federal policy can cut emissions and strengthen resilience while driving economic growth.

Publication
C2ES Comments on EPA Greenhouse Gas Reporting Program Reconsideration

Comments of the Center for Climate and Energy Solutions on Reconsideration of the Greenhouse Gas Reporting Program (40 CFR Part 98 (September 16, 2025)) Docket ID EPA-HQ- OAR-2025-0186; FRL-12720-01-OAR. This document constitutes the comments of the Center for Climate and …

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Blog Post
Proposed Rollback of EPA Greenhouse Gas Reporting Program Will Lead to Lost Credibility, Competitiveness, and Higher Costs
Live Event
Keeping the Lights On: Can permitting reform unlock affordable, reliable energy?

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State

In the absence of stronger federal leadership, many states are enacting their own climate goals and policies. They serve as laboratories, demonstrating what's effective and informing national policy.

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City and Local

As centers of population and energy use, cities generate a majority of our climate emissions. Local governments play a critical role in reducing emissions and in making communities resilient to climate change.

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