Photo of a farm field with the sun rising in the distance in what could be Ontario's Greenbelt.

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Protecting Ontario’s Greenbelt, Farmland, and Future

Threats We Face: Sprawl & Land Loss

Across the Greater Golden Horseshoe developers and land speculators are lobbying provincial and local governments to put sprawl-style development on precious natural areas, farmland, and water sources in and around the Greenbelt.

Our Campaign to Protect & Expand the Greenbelt

We are the Ontario Greenbelt Alliance, a network of environmental and community groups across Ontario dedicated to protect and expand the world-famous Greenbelt. We’re doing this by pushing back against sprawl and demanding more Greenbelt-friendly sustainable communities.

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Latest Updates

Stay up to date with the Ontario Greenbelt Alliance. Here are some of our most recent posts, highlighting news, analysis, and updates from across the Greenbelt.

Securing Ontario: A Public Vision for the Greenbelt Review

This backgrounder outlines why the 2025 Greenbelt Review is a turning point. It highlights government inaction on water, farmland, and climate protections, while offering a clear public vision: strengthen and expand the Greenbelt, align housing and transit, and ensure evidence-based, rights-respecting planning.

A Municipal Leader’s Guide to the Greenbelt

This guide highlights how municipalities can use the Greenbelt to strengthen local planning, protect farmland and water, and build climate-resilient communities. Includes talking points, draft resolutions, and review recommendations.

Resources to Help the Greenbelt in 2025

February 13, 2025

The Greenbelt is turning 20 this year. We have various resources to help you advocate for a stronger, more protected and larger Greenbelt.

Statement: Introduction of the Greenbelt Statute Law Amendment Act

October 16, 2023

The Ontario Greenbelt Alliance Steering Committee responds to the Province's proposed law to return 7,400 acres of farmland and natural areas removed from Greenbelt late last year back into the Greenbelt.

July 2023 Update

Our efforts are making a difference! Read more here.

June 2023 Update

Help spread the word about why the Greenbelt is vital to our future.