States
United for
Climate Action

The U.S. Climate Alliance is a bipartisan coalition of 24 governors securing America’s net-zero future by advancing state-led, high-impact climate action.

The U.S. Climate Alliance is a bipartisan coalition of 24 governors securing America’s net-zero future by advancing state-led, high-impact climate action.
54% of the U.S. Population
57% of the U.S. Economy

Alliance Members

Alliance members are committed to achieving the goals of the Paris Agreement.

Select a member to learn more about their climate action and leadership.

Latest From The Alliance

Press Release | 2026

The co-chairs of the U.S. Climate Alliance — California Governor Gavin Newsom and Wisconsin Governor Tony Evers — issued the following statement in response to the U.S. Environmental Protection Agency’s (EPA) repeal of a longstanding determination on the causes and harms of climate change.
U.S. Climate Alliance Co-Chairs, Governors Newsom and Evers, Blast EPA Denial of Climate Change Harms to Americans

Alliance co-chairs respond to EPA’s repeal of a longstanding determination on the causes and harms of climate change.

Press Release | 2025

COP30-Local Leaders Forum | Rio de Janeiro, Brazil | In the absence of federal leadership, the U.S. Climate Alliance took to the global stage this month at the UN Climate Change Conference (COP30) in Brazil and reaffirmed to the world that America’s climate progress will continue. | Photo credit: Bloomberg Philanthropies.
U.S. Climate Alliance Spotlights Strength and Durability of American State-Led Climate Action at COP30 in Brazil

In the absence of federal leadership, the Alliance took to the global stage and reaffirmed that America’s climate progress will continue.

Press Release | 2025

As 2025 comes to a close, is looking back on a year of incredible resilience and impactful action.
Pressing Forward: 2025 in Review

As 2025 comes to a close, the Alliance is looking back on a year of incredible resilience and impactful action.

Press Release | 2025

U.S. Climate Alliance 2025 Annual Report | Pressing Forward | The Alliance’s 2025 Annual Report details how Alliance members are sustaining state-led progress, reducing GHG Emissions 24%, growing GDP by 34%, and driving historic clean energy and clean technology deployment in U.S.
U.S. Climate Alliance Releases Annual Report Detailing Sustained State-Led Progress, Path Forward Despite Obstacles

New data finds members reduced GHG emissions 24% and grew GDP by 34%, driving historic clean energy and clean technology deployment in the U.S.

Our Work

The Alliance Secretariat helps members accelerate high-impact climate action by providing a broad range of technical, analytical, policy, and capacity assistance and resources. Learn more about our team of climate experts, the reports and guides we publish, and the programs and initiatives we lead.

Our Work at the U.S. Climate Alliance | Annapolis Rock, Maryland

Our Work

The Alliance Secretariat helps members accelerate high-impact climate action by providing a broad range of technical, analytical, policy, and capacity assistance and resources. Learn more about our team of climate experts, the reports and guides we publish, and the programs and initiatives we lead.