The Air Quality Health Index (AQHI) is a new public information tool that helps Canadians protect their health on a daily basis from the negative effects of air pollution.

Information dealing with the effects of lead in the environment - in food, in water, and in the air.

The interactive mapping application enables you to quickly explore Canada’s local and regional environmental indicators using multiple accessible map and data formats.

Find out what impact ground-level pollution, or smog, has on crop production in B.C.’s Fraser Valley (text and video).

Find out about research on public health and air quality from a Health Canada scientist in this video.

Learn about the tools used to monitor ozone and ultraviolet (UV). Search through ozone and UV maps from Canada and around the world.

Ozone depletion is the term commonly used to describe the thinning of the ozone layer in the stratosphere. Ozone depletion occurs when the natural balance between the production and destruction of ozone in the stratosphere is tipped in favour of destruction.

This report provides an overview of the state of ozone science 10 years after the signing of the Montreal Protocol.

Many sources of air pollutants and greenhouse gases can be found in our current patterns of energy production and consumption, as well as in our manufacturing industries and in the products we produce and use.

Smog refers to a noxious mixture of gases and particles that often appears as a haze in the air. It has been linked to a number of adverse effects on health and the environment.

About the issue of smog, the types of air pollution, potential health effects, and what you can do.

Discusses smog as an environmental indicator of air quality health risk in the Fraser Valley.

Find out how looking at the smallest particles of vehicle exhaust helps scientists to understand the effects of pollution on human respiration (text and video).

Provides the most recent full-day global total ozone map, and other ozone maps.