This really is a climate change issue. The international air pollutants they're talking about are pollutants that cross an international boundary. So for the most part, that's going to be greenhouse gas emissions—
February 15th, 2007 / 10:55 a.m.
Director, Policy, Environmental Defence Canada
This really is a climate change issue. The international air pollutants they're talking about are pollutants that cross an international boundary. So for the most part, that's going to be greenhouse gas emissions—
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