Environment committee  Greenhouse gases influence climate change, if we take that as a premise. Climate change influences different components of the environment, and then it's through those changes that you might have direct health effects.

Environment committee  It really depends—

Environment committee  —whether you're looking at the air quality aspect of it or at climate change, the change in the climate. They're not one and the same.

Environment committee  They are interrelated.

Environment committee  It also depends on your cloud cover. Right now, there are some models that are becoming more sophisticated at modelling the interaction between increases in temperature and the formation of smog.

Environment committee  Phil can answer that.

Environment committee  Our mandate does not require us to take part in public awareness campaigns. However, we are expected to provide scientific information, particularly to municipalities or regional or provincial public health authorities. We provide them with the scientific information and they inc