. Annual program report, 1989. Acidic Precipitation in Ontario Study; Acid precipitation (Meteorology); Acid pollution of rivers, lakes, etc; Acid rain. Figure 9. Six hour average concentration of SO2 in air at Dorset, 3uly 17 to August 31, 1988. Figure 10. Six hour average concentration of 5O4 in air at Dorset, July 17 to August 31, 1988,. H202 1 ::: i 1 t ••. iM Yi a « • tt ^s a ? Figure 11. Measurement of formaldehyde in air at Dorset, August 16, 1988. Figure 12. Measurement of hydrogen peroxide in air at Dorset, August 16, Please note that these images are extracted from scanned pag

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. Annual program report, 1989. Acidic Precipitation in Ontario Study; Acid precipitation (Meteorology); Acid pollution of rivers, lakes, etc; Acid rain. Figure 9. Six hour average concentration of SO2 in air at Dorset, 3uly 17 to August 31, 1988. Figure 10. Six hour average concentration of 5O4 in air at Dorset, July 17 to August 31, 1988,. H202 1 ::: i 1 t ••. iM Yi a « • tt ^s a ? Figure 11. Measurement of formaldehyde in air at Dorset, August 16, 1988. Figure 12. Measurement of hydrogen peroxide in air at Dorset, August 16, Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Acidic Precipitation in Ontario Study; Ontario. Ministry of the Environment. [Toronto] : Ministry of the Environment, A. P. I. O. S. Coordination Office

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