Collaborative environmental work connecting science, justice, and sustainability

COMMISSION FOR ENVIRONMENTAL COOPERATION

Three countries working together to protect our shared environment

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

Stimulating Behavioral Changes to Reduce Food Loss and Waste (FLW) in North America and Expanded Promotion and Uptake of Related CEC FLW Resources

2024 Active Sustainable Living and Economies

The CEC Council has acknowledged the importance to further build upon the success of past CEC FLW projects, and continue to demonstrate CEC leadership and visibility to support FLW reduction in North America. Given this, the CEC continues its work on a new project with a focus on developing new...

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Featured Publication

Hydraulic Fracturing in Nuevo Leon

Factual Record Regarding Submission SEM-18-003

July 3, 2025 100 pages Enforcement

According to the Submitters, the Party is failing to effectively enforce Article 28 of the General Ecological Balance and Environmental Protection Act (Ley General del Equilibrio Ecológico y la Protección al Ambiente— LGEEPA) with respect to the obligation to file an environmental impact statement (EIS); LGEEPA Article 15, concerning the obligation to repair harm arising from work that affects the environment; LGEEPA Article 122, applicable to control of wastewater; LGEEPA Article 170, which authorizes the Ministry of the Environment and Natural Resources (Secretaría de Medio Ambiente y Recursos Naturales—Semarnat) to impose safety measures; LGEEPA Articles 1, 15, and 88, in relation to sustainable water use; Articles 7 and 10 of the Federal Environmental Liability Act (Ley Federal de Responsabilidad Ambiental—LFRA), in regard to the liability of Petróleos Mexicanos (Pemex) for environmental harms; Articles 2 and 91 of the Regulation to the General Waste Prevention and Integrated Management Act (Reglamento de la Ley General de Prevención y Gestión Integral de Residuos—LGPGIR Regulation), in regard to wastewater discharges into geologically stable formations, and Articles 8, 16, and 18 of the Guidelines for the protection and conservation of national waters during hydrocarbon exploration and extraction in unconventional reservoirs (Lineamientos para la protección y conservación de las aguas nacionales en actividades de exploración y extracción de hidrocarburos en yacimientos no convencionales— “Guidelines for Water Conservation-UR”), applicable to the prevention of subsoil and aquifer contamination.

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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