Three countries working together to protect our shared environment

International collaboration between Canada, Mexico and the United States on environmental issues of common interest

In the Spotlight

International Monarch Monitoring Blitz

Every Observation Matters!

The International Monarch Monitoring Blitz is back for its 10th anniversary! From 31 July to 9 August 2026, join the celebration and help search for monarch butterflies and milkweed plants in your area.

International Monarch Monitoring Blitz

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Featured Project

Using the World Cup and Large-Scale Events to Raise Awareness About the Importance of Reducing Food Waste

2025 Active Sustainable Living and Economies

Large public events (such as sports games, music concerts, and cultural celebrations that may take place at stadiums or other public gathering spaces) offer a unique opportunity for both promoting awareness of wasted food and engaging and activating a diverse crowd that might not have felt compelled to act on...

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Featured Publication

Guide to Drought Indices and Indicators Used in North America

May 5, 2025 62 pages Climate Change

The objective of this study was to improve the ability of regional and local decision-makers and communities to monitor and prepare for drought conditions through the development of a guide to locally relevant indicators for North American climate regions. Data were collected through an online survey that asked a series of questions on respondents’ experiences with drought in their geographical areas. A key series of questions queried the effectiveness of different drought indicators. Responses were analyzed to determine—according to the survey respondents—the most effective drought indicators for short-term and long-term drought in specific North American Köppen climate zones. Online webinars in English and Spanish were held to contribute additional information.

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CEC Publication

What We Do

We conduct research, provide tools and training, and provide a unique space for decision-makers and the public to engage on environmental policy issues affecting the North American region.