Environmental Protection
Item	Unit	1997	1998	1999	2000	2001	2002	2003
1. Basic Conditions of Environmental Protection System
Total Number of People Engaged in Environmental Protection	10,000 persons	10.3	11.2	11.8	13.1	14.2	15.2	15.6
Number of Supervising and Administrative Personnel	10,000 persons	2	2.3	2.9	3.1	3.3	4.1	4.4
Number of People Engaged in Environmental Monitoring	10,000 persons	3.7	3.7	3.6	4.0	4.4	4.6	4.6
Environment Monitoring Stations		2170	2127	2111	2249	2229	2232	2305
2. Environmental Pollution Control
Rate of Construction Projects Subject to Evaluation of Their Impacts on Surrounding Environment	%	85	91.1	90.5	91.5	92.0
Ratio of Construction Projects With Supporting Environmental Control Facilities	%	95	95.3	95	98.0	96.0	96.1
Number of Environmental Pollution Control Projects Completed Within the Specified Time		4533	11935	24907	38101	19571	24427	27628
Investment in Environmental Pollution Control Projects Set for Completion Within the Specified Time	million yuan	78.9	69.4	138.5	208	117	99.3	122.9
Rate of Industrial Waste Water Discharge Up to Standard	%	61.8	65.3	66.4	82.2	85.7	88.4
Rate of Treated Industrial Waste Gas	%	86.3	87.1	85.1	89.8
Rate of Comprehensive Treatment of Industrial Solid Wastes	%	62.2	62.5	59.3	51.8	52.1	51.9	53.5
Number of Smoke/Dust Control Zones in Cities		2339	2446	2364	2981	3314	3369	3601
Area of Smoke/Dust Control Zones	Sq. km	15791	13796	16000	20000	21000	25000	33000
Number of Noise Control Zones Up to Standard in Cities		1822	1814	2040	2463	3121	3128	4402
Area of Noise Control Zones	Sq. km	6913	8148	8975	13000	14000	16000	20000
Number of Heavy-polluting Enterprises Banned and Closed		65244		9175	19498	7047	8070	11499
3. Protection of Ecological Environment
Total Number of Nature Reserves		926	926	1146	1227	1551	1757	1999
State-level Nature Reserves		124	136	137	155	171	188	226
Area of Nature Reserves	10,000 hectares	7698	7671	8815.2	9821	12989	13295	14398
Proportion of the Area of Nature Reserves to the Total Land Area	%	7.67	7.67	8.8	9.9	12.9	13.2	14.4
Number of Ecological Demonstration Zones						215	314	401
State-level Ecological Demonstration Zones						82	82	82
Area of Ecological Demonstration Zones	10,000 hectares			3330.9
The number of ecological demonstration zones and the area of ecological demonstration zones were new indicators added in 1999.