Collaborative environmental work connecting science, justice, and sustainability

COMMISSION FOR ENVIRONMENTAL COOPERATION

Three countries working together to protect our shared environment in support of sustainable development for the benefit of present and future generations.

In the Spotlight

International Monarch Monitoring Blitz

Every Observation Matters!

The International Monarch Monitoring Blitz is a community science initiative open to anyone in North America. Each year, the Monarch Blitz takes place over a 10-day period, starting on the last Friday of July and ending on the Sunday of the following week.

International Monarch Monitoring Blitz

Who we are

A unique trinational organization advancing a regional approach to environmental cooperation and creating linkages across Canada, Mexico and the United States to address emerging and complex environmental challenges.

Strengthen the protection of the environment

Foster sustainable development

Facilitate knowledge exchange

Develop tools and resources

Promote inclusive and diverse public engagement

About Us Our Impact

What we do

CEC projects bring together experts, governments and communities to share knowledge, build capacity, pilot scalable solutions and strengthen cooperation, turning shared goals into action for North America’s environment.

Areas of Work

Cross-cutting Themes

All Projects

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

Chiapa de Corzo Litter Snapshot

March 31, 2025 5 pages Ecosystems

The City of Chiapa de Corzo (Chiapas, Mexico) is located on the shore of the Grijalva River, upstream of the Sumidero Canyon National Park. The Chiquito River meanders through Chiapa de Corzo before it flows into the Grijalva River. In 2023, litter traps were installed and maintained at three locations in the Chiquito River over a period of five months. These in-stream devices intercepted floating litter and prevented it from flowing farther downstream. The goal? To stop litter in its tracks and raise public awareness about the flow of litter downstream to the ocean.

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Marine Litter