1-2  Natural Conditions

　

　

Item

2003

　

　

  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.