Hokkaido       1993 1994 1995 Consumption of Water m3 154,000 147,000 108,000   Energy GJ 106,000 107,000 90,400 Recycling of liquid waste as fertilizer             Volume m3 0 0 0   -Dry matter content t 0 0 0   -Nitrogen content t 0 0 0   -Phosphorus content t 0 0 0 Recycling of liquid waste as pig feed:             Yeast slurry t 0 0 0 Recycling of solid waste:             Paper and cardboard t 0 0 0   Glass t 0 0 0   Plastic t 0 0 0   Iron and other metals t 0 0 0   Pancreatic tissue t 0 0 0   Incineration ash t 0 152 251   Food waste t 0 0 0   Garden waste for comp. t 0 0 0   Concrete and asphalt t 0 0 0   Oil and chemicals t 0 0 0   Total t 0 152 251 Disposal of solid waste:             Incineration t 1,520 688 349   Land fills t 0 992 1,020   Controlled destruction t 0 0 0   Total t 1,520 1,680 1,369 Emissions to the aquatic environment:             Waste water m3 131,000 114,000 81,700   -COD content t 23 34 14   -Nitrogen content t 6.4 27 11   -Phosphorus content t 2.1 6.9 3.0   Treatm. after discharge y/n no no no   Treatm. plant type (1995)         Emissions to air from production plant:             Organic solvents t 0 0 0 Emissions to air from energy production:             CO2 from own plant t 4,670 4,650 3,780   CO2 from external plant t 4,680 4,880 4,380   SO2 from own plant t 0 0 0   SO2 from external plant t 45 47 42 Storage of ozone-layer depleting subst.:             CFC kg - 362 340   HCFC kg - 100 100   HFC kg - 0 0   Halons kg - 250 250   Methyl bromide kg 0 0 0 Effect potent. from energy consump.:             Greenhouse effect, CO2 equiv. t 9,570 9,760 8,360   Acidification, SO2 equiv. t 73 75 66   Photochemical ozone formation,           C2H2 equiv. t 3.5 3.6 3.1