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绿化不仅可美化环境,产生良好的环境效应,如调节气候,防尘降尘,吸收有害气体,降低噪声等。但是它对人群的健康究竟有什么影响?为此,我们于1981年夏在百色城选择了两个绿化程度不同的小学,对其环境因素和学生健康状况作了调查。一、概况百色城是广西西部的一个城镇,地处亚热带,解放前环境绿化很差,解放后开展了植树造林活动,街道、工厂、机关、学校庭院种植了不少的树木,改变了环境面貌。但
Greening can not only beautify the environment, have a good environmental effects, such as climate regulation, dust and dust, absorbing harmful gases, reducing noise. But what impact does it have on the health of the population? To this end, we selected two primary schools with different greening levels in Baise City in the summer of 1981 to investigate their environmental factors and their health. I. Overview Baise City is a town in the west of Guangxi Province. It is located in the subtropical zone. Before the liberation, the environment was poor. After the liberation, afforestation was carried out. Many trees were planted in streets, factories, institutions and school gardens, which changed the environment . but