Environment and Climate Change Canada

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...

Water chemistry, 26 different metals, and polycyclic aromatic compounds (PACs) were measured at 21 wetland sites where studies of amphibian health are being conducted. The water chemistry measurements (pH, conductivity, total dissolved solids, etc.) are used to further assess water quality,...

Canada has the longest coastline in the world, measuring 243,790 kilometers. Many of our waterways along the coastline have to be dredged regularly to keep shipping channels and harbours open and safe for navigation; and this material is sometimes best disposed of at sea. Schedule 5 of the...