居住区不同类型绿地释氧固碳及降温增湿作用-环境科学.PDF

1999 11 ENVIRONMENTAL SCIENCE Nov. , 1999 * 李　辉　赵卫智　古润泽　李延明　陈自新　张新献 (, 100102,E-mail:blsi public.bta.net.cn) 3 () CO 2 , 3 ., 2 . , , , ,. - Effects of Three Different Green Lands in Plantation Structure on the O2-Emitting, CO2-Fixing, Heat-absorbing and * Temperature-decreasing in esidential Quarters Li HuiZhao WeizhiGu RunzeLi YanmingChen ZixinZhang Xinxian ( , 100102, - . . . ) Beijing Landscape Scientific Institute Beijing China E mail blsi public bta net cn AbstractT he green-lands in residence areas in Beijing city were classed into three types with different planta- tion structures(tree-shrub-herb type, shrub-herb type and lawn type) . T heir effects on temperature-decreas- , - . ing humidity increasing and CO2 adjust of environment were contrasted The effect values were appraised fur- . - - - ther The results indicated that the tree shrub herb type green lands havegreater effects on improving the envi- ronment of residence areas than the others. Keywordsgreen-lands in the residential quarters, urban environment, plantation structure, O -emitting and 2 CO -fixing, heat-absorbing and water-releasing. 2 1 . / % . 3 , 70 50 100