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

Resilience of Indigenous Peoples Traditional Food Systems

2024 Active Ecosystems

Food security is one of the major global challenges facing humanity today. The climate crisis and the depletion of natural resources have put an increased strain on food production. Therefore, promoting and ensuring diverse and sustainable food systems that contribute to human well-being and avoid the deterioration of nature are...

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Global Food Security

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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