For a closer look at the issues and our work, here’s a searchable collection of C2ES reports, briefs, maps, videos, speeches, articles, testimony and other public comments.

Mayors Leading the Way on Climate – 2020

As part of the Alliance’s ongoing work plan to promote sustainability and reduce greenhouse gas emissions, mayors across the country were asked about their city’s efforts in the areas of low-carbon transportation, energy efficiency in new and existing buildings, and …

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American Mayors and Businesses: Building Partnerships for a Low-Carbon Future – Volume III

Cities across the country are increasingly interested in partnerships to advance energy efficiency, renewable energy sources, and low-carbon mobility. Collaborative partnerships between cities and utilities serve as opportunities to advance these goals and can lay the foundation for clean energy …

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Outcomes of the U.N. Climate Change Conference in Madrid

Negotiators went into record overtime to avoid a complete breakdown at the 25th annual U.N. Climate Change Conference in Madrid, but the deal they eked out evoked disappointment on multiple fronts. Governments failed again to adopt rules for international carbon …

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Evolving Functions of the UNFCCC

Over its 25 history, the UN Framework Convention on Climate Change (UNFCCC) regime has grown tremendously in size and complexity. Much of this evolution has occurred from the bottom-up, through a series of ad hoc, incremental changes. After years of …

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Paris Climate Agreement Q&A

More than 190 nations meeting in Paris in December 2015 reached a landmark agreement to strengthen the global climate effort. The Paris Agreement commits countries to undertake “nationally determined contributions” and establishes mechanisms to hold them accountable and to strengthen …

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Clean Energy Standards: State and Federal Policy Options and Considerations

While market dynamics and current state and federal policies have led to recent growth in clean energy generation—such as the growth in renewable generation driven in part by state renewable electricity portfolio standards and federal tax incentives—projections for the power …

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Getting to Zero: A U.S. Climate Agenda

This report outlines a comprehensive agenda for decarbonizing the U.S. economy by 2050, with an emphasis on priority actions needed over the coming decade. This agenda was developed in close consultation with leading companies in key sectors through the Center …

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Investing in Resilience

The climate is changing, and society is facing significant climate impacts including more frequent and severe weather, ocean warming and acidification, extended periods of drought, and extreme temperatures. The ability to prepare for, recover from, and adapt to these impacts …

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Carbon Pricing Proposals in the 116th Congress

There are various market-based approaches to pricing carbon (e.g. carbon tax, cap and trade, and a clean energy standard). All of these can reduce emissions cost-effectively while driving clean energy innovation. This factsheet compares eight carbon tax and cap-and-dividend proposals …

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Science and Impacts

The scientific evidence is unequivocal. The Earth is warming due to the dramatic increase of concentrations of heat-trapping gases in the atmosphere caused by human activities, especially the burning of fossil fuels. As more greenhouse gases are released into the …

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