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

Topics

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

Trinational workshop for the creation of a Communities for Environmental Justice Network

Executive Summary

November 30, 2025 4 pages

In September 2021, the Commission for Environmental Cooperation (CEC) launched the Communities for Environmental Justice Network (CEJN) project. The project aims to strengthen the capacity of North American Indigenous, local, disproportionately impacted, marginalized, and/or underserved communities to address environmental justice concerns in the context of climate change. The project supports the creation of a trinational network to facilitate the exchange of community-based expertise, lessons learned, and practical guidance between network participants. Project development is guided by the CEJN Steering Committee, consisting of representatives and experts appointed by the governments of Canada, Mexico, and the United States.

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Executive Summary Trinaltional Workshop CEJN

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.