Environment and energy


Wildlife and nature

How Ontario manages and protects plants, animals, land, lakes and rivers, forests and other ecosystems.


All about Ontario’s forests, Crown timber resources and the forest sector.

Drinking water

Municipalities own — or have water supplied to them — through various types of drinking water systems. The provincial government regulates these systems to ensure water safety and quality.

Drive Clean

Once a vehicle reaches a certain age, you need an emissions test before you can renew your registration and licence plates.

Air quality

Find daily air quality index readings and the Smog Alert Network.

Environmental assessments

Different types of environmental assessments (EA), such as an individual, streamlined, or Class EA ensure potential environmental effects are considered before a project begins.

Environmental approvals

An environmental approval or registration sets out rules of operation for activities that release pollutants or waste into air, land or water.

Environment maps

Ministry of the Environment scientific data and research results can be searched on an interactive map.

Solar power

Climate change

How climate change affects Ontario's natural resources and the actions the province is taking to fight it.


Information on cleaning up and redeveloping contaminated and underused industrial and commercial properties.

Great Lakes Protection

Read more about what actions the Ontario government, along with many partners, is taking to protect and restore the Great Lakes.


How to cut energy consumption at home and save with coupons and incentives.

Ontario Clean Energy Benefit

A 10% rebate on electricity bills to help families, farms and small businesses transition to a cleaner, modern power supply.

Ontario’s Long-term Energy Plan

Learn about the plan to create and maintain a reliable, efficient and clean power supply for our homes, hospitals, schools and businesses.

Green energy

Information on renewable energy, conservation and clean jobs in Ontario.

The electricity system

About Ontario’s supply mix: renewables (wind, solar, bioenergy), natural gas and nuclear energy.