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

Monarch Monitoring Blitz

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Featured Project

Scoping: Uptake of Best Practices for Environmentally Sound Management of Spent Lead-Acid Batteries

2024 Active Sustainable Living and Economies

Spent lead-acid batteries (SLABs) are one of the largest sources of lead for industrial reuse in North America, but their recycling can release toxic emissions if not managed properly. Previous work by the CEC has helped identify levels of environmental and health protection, as well as regulatory frameworks across the...

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Featured Publication

CEC Policy Brief on Flood Costing

Understanding the Comprehensive Economic Impact of Floods in Canada, Mexico, and the United States

August 10, 2021 5 pages Climate Change

The Commission for Environmental Cooperation (CEC) recognized information gaps in estimating economic impacts of floods in Canada, Mexico, and the United States. It initiated in 2019 a collaborative research project, led by experts from the three countries. During 2019-2021, this project entitled “Costing Floods and Other Extreme Events” has brought together governmental agencies, academic institutions, and stakeholders from the private sector and communities. The work presented in this policy brief is based on the detailed dialogue between the project’s collaborators, three expert workshops, one consultation with Indigenous researchers and leaders, and numerous consultations.

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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.