The Crown Forest Sustainability Act (CFSA) is the main document regulating forestry activities on crown lands in Ontario. In addition to outlining the legal requirements for forest management in Ontario, the CFSA empowers four manuals which provide more detailed direction on sustainable forest management. These manuals are listed below. By clicking on the titles, you can learn more about the direction provided by these manuals.
The 1989, sulphur gas concentrations reached levels considered objectionable about 1.8% of the time for a typical mill in Ontario. By 1998, that was down to 0.5% of the time. This represents a decrease of approximately 70%.