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

Fast Mitigation Strategies for Short-Lived Climate Pollutants

2024 Active SubTopic

Methane is a short-lived climate pollutant (SLCP) and a potent greenhouse gas. At the 2023 North American Leaders Submit (NALS), Canada, Mexico and the United States recognized “the urgency for rapid, coordinated and ambitious measures to build clean energy economies and respond to the climate crisis” and committed to “reduce...

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Short-Lived Climate Pollutants

Featured Publication

CEC Grasslands Projects Environmental Benefits Assessment (2011–2015)

July 16, 2019 4 pages Ecosystems

The North American grasslands are the only shared, contiguous terrestrial ecoregion extending across the three countries. Between July 2011 and June 2015, the Commission for Environmental Cooperation (CEC) invested C$990,000 in two 2-year projects focusing on grasslands conservation. The CEC conducted an assessment process to evaluate the impacts of this investment at two and four years post-project.

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Grasslands Projects Publication Cover

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