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In accordance with Appendix B of the Policies for Ministers’ Offices, the government proactively publishes the use of government administrative aircraft. This includes use of all Challenger aircrafts. National Defence will make information on the use of administrative aircraft available to the...

In the oil sands air monitoring component, nitrogen dioxide (NO2) and sulphur dioxide (SO2) levels are monitored by ground-based instruments, satellites and other measurements. Monitoring of air pollutants from satellites is becoming an alternative to surface and aircraft measurements, and allows...