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

Join the Monarch Blitz’s 10th Anniversary: Every Observation Matters

Tiohtià:ke (Montreal), 23 July 2026—The International Monarch Monitoring Blitz is just around the corner! From 31 July to 9 August 2026, we invite everyone across North America to head outside and search for monarch butterflies and milkweed plants.

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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

Identifying and compiling information on Indigenous and local communities in possession of traditional environmental knowledge (TEK) in Mexico

[Document available in Spanish only]

September 1, 2020 102 pages

This report was written as part of the Commission for Environmental Cooperation’s project to compile a North American Atlas on Traditional Environmental Knowledge. Its principal objective is to identify and compile information on the frameworks and mechanisms applicable in Mexico regarding the participation of Indigenous communities there in TEK-related projects. As such, it will serve in decision-making on future CEC work and promote collaboration with Indigenous Peoples and communities. This report is solely descriptive in nature and does not aim to assess the efficacy of these mechanisms.

This Mexico-focused report is one of three; the two other reports focus on Canada and the United States respectively.

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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.

About the CEC