Language: Chinese and English bilingual
ISBN/ISSN: 9787530439784
Published on: 2008-01
Hardcover
There are over 3292 known plant species in Beijing, covering 54% of its total area. It accumulates water source, supplements oxygen, purifies air, optimizes and beautifies human settlement environmnet, safeguards ecological safety, and provides food supplies, vegatables, fruits, flowers and medicinal materials for its citizens and domestic and overseas markets. There are 25 species under state-level protection in Beijing. While the total area of Beijing only takes up 0.17% of the nation's total, its species of wild vascular bundle plants take up 6.7% of the nation's total. There are 40816 ancient and famous trees over 100 years in Beijing, ranking the first among major cities in China and among all capitals in the world. Also, there are 3804 ancient treeswith more than 300 years, which are extremely rare and worth cherishing. There are also 2400 trees with historical value and memorial significance, which are full of cultural connotations and world-famous. Presently, the forest coverage in Beijing has increased to 35.47% at present from 1.43% in early 1950s, which greatly strengthens its function as a green lung.
Nature Conditions of Beijing
Diversity of Ecological System in Beijing
Forest Ecosystem
Bush Ecosystem
Meadow Ecosystem
Wetland Ecosystem
Farmland Ecosystem
City Greenbelt Ecosysetem
Plant Diversity in Beijing
Spermatophyte
Pteridophtes
Bryophtes
Macrofungi and Lichenes
Algae
Animal Diversity in Beijing
Birds
Mammals
Amphibians and Repitiles
Arthropods
Other Animals
Biodiversity Protection and Utilization
The City Tree and City Flower of Beijing
Ancient and Famous Trees
The Diversity of Plant Germplasm Resources
The Diversity of Animal Resources
The Measures of Diversity Conservation in Beijing
Appendix
