Defending clean water, a safe climate,
and healthy communities.


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Breaking News


New video turns Lake Erie algal blooms into a slime monster

Ghostbusters may be back on the big screen, but this summer, the biggest, meanest, slimiest monster can be found on Lake Erie.

Photo Contest Invites Canadians to Show How Life’s a Beach

Enter our annual summer photo contest for a chance to win a gift card prize valued at $1,000 for new camera gear.

Your Voice Counts!

Check out this quick and handy guide to telling Ontario to strengthen the Greenbelt and Growth Plans

Energy East Pipeline’s Official Review Launched

… and the project faces a growing wall of public opposition. Read our blog post.

Take Action

Less talk. More action. Whether you have 30 seconds, 30 minutes or 3 hours per month, we have action that you can take to protect Canada’s freshwater bodies, our green space and our climate.

When you join with thousands of other Canadians, you can make change happen.

Take Action Now

Meet
The Team


Environmental Defence is a group of innovative, passionate and determined problem-solvers who are making a difference.  We are policy experts, musicians, photographers and bloggers, supported by scientists, business leaders, lawyers and community members working hard to protect Canada’s environment and human health.

View them all

Join The Community

Join more than 250,000 Canadians who are working together to ensure a climate safe, toxic-free, healthy environment.. Whether you sign an online petition, attend an event or workshop, register for email updates, or write a letter to a decision-maker, you make change happen.

Young Reporters for the Environment,

Are you 11-14 or 15-18 years old? Enter our national eco-journalism competition for a chance to win great prizes.

William donates his 7th birthday!,

William, 7,  recently made a difference and helped Environmental Defence's work with a donation through EchoAge. Thank you for your kindness and support, William!

Nicole and Vanessa Hausman, Outreach team all-stars

Vanessa and Nicole Hausman are two university students who lead our amazing Outreach team on the front lines in Ontario. Learn how they work with Environmental Defence!

 

Thank you for joining our community. We'll be in touch soon with updates. Stay tuned!

 

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