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Show major industrial boilers and process sources, Canada is developing C C M E national emission guidelines for these sources which will address a range of measurement methods. As with the electricity sector, provincial authorities will have prime responsibility for measurement and reporting requirements for these industries. While the use of C E M will continue to be expected from the largest sources, many new developments in predictive monitoring and periodic portable sampling should lead to methods of comparable effectiveness for emissions estimation for many medium sized industrial sources, especially when fueled by natural gas. National Action Plan on Climate Change Canada is in the midst of difficult international negotiations on stabilizing Greenhouse Gas emissions, mostly from energy and combustion sources. The Framework Convention on Climate Change commits countries towards reducing these emissions, and annual conferences are being held to discuss scientific findings of organizations such as the United Nations and the International Panel on Climate Change. It is noteworthy that most strategies and reduction measures dealing with C 0 2 and methane will also lead to reduced emissions of all other pollutants. This is the basis for Environment Canada's proposed linkages between air pollution, energy efficiency and comprehensive assessment of air emissions. Process optimization and fuel switching (eg. coal/oil to natural gas) are particularly consistent with the benefits of parametric monitoring. Toxic Substances Management Plan As a result of the Canadian Environmental Protection Act, and the Toxic Substances Management Plan, various industrial sectors such as electricity and steel are having consultations to consider control options for air toxics, including particulates, heavy metals and organic compounds. Some pollution control methods for criteria pollutants can also impact on reductions in air toxics. FUTURE REGULATORY DIRECTIONS Gas-fueled facilities are good candidates for PEM systems for NOx and CO determination, because their emissions are very predictable, and because resulting improved process control can save fuel and reduce emissions simultaneously. Industrial sulphur dioxide emissions can also easily be determined using process data and mass balance calculations. Relative cost and site-specific factors such as source size, location, required accuracy and local permitting/enforcement conditions, usually determine the measurement method chosen. The quality of annual emissions data is also very dependent on the level of awareness and understanding of the industries involved. For emissions reductions, voluntary measures are being proposed in place of regulatory activities. |