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The State of the Discharge and Treatment of Industrial Waste in FY 2006

December 18, 2008

A nationwide survey on the state of the discharge and treatment of industrial waste in FY 2006 (April 1, 2006 - March 31, 2007) was conducted and the results have been summarized as follows. (Figures in parentheses are those from FY 2005.)

The state of discharge and treatment
(1) Total amount of discharge
A decrease by approximately 3 million tons (approximately 0.8%) compared to FY 2005.
- Total volume approximately 418 million tons (422 million tons)

(2) Amount by industry
The top-six industries account for 80% of the total, same as in FY 2005.
1 Electricity, gas, heat & water supply 97.08 million tons, 23.2% (97.07 million tons, 23.0%)
2 Agriculture 87.92 million tons, 21.0% (87.54 million tons, 20.8%)
3 Construction 77.53 million tons, 18.5% (76.47 million tons, 18.1%)
4 Steel industry 38.37 million tons, 9.2% (43.18 million tons, 10.2%)
5 Pulp, paper & processed paper manufacturing 33.87 million tons, 8.1%
(35.49 million tons, 8.4%)
6 Chemical industry 17.21 million tons, 4.1% (16.80 million tons, 4.0%)

(3) Amount by type of waste
The top-three types of waste account for 80% of the total; same as in FY 2005.
1 Sludge 185.33 million tons, 44.3% (187.69 million tons, 44.5%)
2 Excrement of animals 87.57 million tons, 20.9% ( 87.20 million tons, 20.7%)
3 Debris 60.82 million tons, 14.4% ( 60.56 million tons, 14.4%)

(4) Treatment of industrial waste
Rates of final disposal have decreased by nearly 10 % from the ratio in FY 2005.
- Recycle 215 million tons, 51.3% (219 million tons, 51.9%)
- Reduction 182 million tons, 42.5% (179 million tons, 42.3%)
- Final disposal 24 million tons, 5.2% ( 24 million tons, 5.7%)

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