海南岛生态破坏分级初探

海南岛是我国仅次于台湾的第二大岛,占我国5×10~4km~2热带面积的7.0%左右,具有得天独厚的光、热等资源。解放三十多年来,海南岛的建设取得了不少成绩,但在开发过程中,也造成一定程度的失误,生态平衡出现某种程度的破坏。随着海南岛的建省,办大特区,大

Grade Classification of Ecological Destructions on Hainan Island.

Destructions of forest and biological resources, water resource and soil resource on Hainan Island are analyzed in relation to its population, resources and development. Long-term forest destruction,slash-and-burn cultivation and other unreasonable land uses are considered to be the main causes of the ecological destruction. 8 dominant factors are selected and fuzzy cluster method is used for the grade classification of ecological destruction on Hainan Island. It is showed that ecological destructions of 28% counties are serious and 40% counties are above medium. Some suggestions about the ecological environmental protection on Hainan Island are proposed on the above bases.