| 1-2  Natural 
  Conditions | 
 
  |  |  | 
 
  | Item | 2001 | 
 
  |  |  | 
 
  | Territory |  | 
 
  | Area of
  Territory                                
  (10 000 sq.km) | 960 | 
 
  | Area of
  Sea                                          
  (10 000 sq.km) | 473 | 
 
  | Average Depth
  of Sea                                            
  (m) | 961 | 
 
  | Maximum Depth
  of Sea                                         
  (m) | 5377 | 
 
  | Length of
  Coastline                                             
  (km) | 32000 | 
 
  | Mainland
  Shore                                                
  (km) | 18000 | 
 
  | Island
  Shore                                                      
  (km) | 14000 | 
 
  | Number of
  Islands | 5400 | 
 
  | Area of
  Islands                                      
  (10 000 sq.km) | 3.87 | 
 
  | Climate |  | 
 
  | Distribution
  of Heat   (Accumulated
  Temperature≥0℃) |  | 
 
  | Northern
  Heilongjiang and Tibet Plateau | 2000-2500 | 
 
  | Northeast
  Plain | 3000-4000 | 
 
  | North
  China Plain | 4000-5000 | 
 
  | Changjiang
  (Yangtze) River Drainage Area | 5800-6000 | 
 
  | and the Area to the south of it |  | 
 
  | Area to
  the South of Nanling Mountain | 7000-8000 | 
 
  | Precipitation                                                       
  (mm) |  | 
 
  | Mid-Taiwan
  Mountain Area | >=4000 | 
 
  | Southern
  China Coastal Area | 1600-2000 | 
 
  | Changjiang
  River Valley | 1000-1500 | 
 
  | Northern
  and Northeastern Area | 400-800 | 
 
  | Northwestern Inland | 100-200 | 
 
  | Tarim
  Basin, Turpan Basin and Qaidam Basin | <=25 | 
 
  | Percentage of
  Climatic Zones to Total Area of Territory |  | 
 
  | Humid
  Zone                                           
  (aridity<1.0) | 32 | 
 
  | Semi-Humid
  Zone                              
  (aridity 1.0-1.5) | 15 | 
 
  | Semi-Arid
  Zone                                  
  (aridity 1.5-2.0) | 22 | 
 
  | Arid
  Zone                                                
  (aridity>2.0) | 31 | 
 
  |  |  | 
 
  |  | 
 
  | a) The climate data refer to
  the average figures in many years. |  | 
 
  | b)
  Island area does not include that of Hong Kong Special Administrative Region,
  Macao Special Administrative Region and Taiwan
  Province. | 
 
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