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树木可以调节气候、净化空气、防风降噪,是人类最好的朋友。但是随着社会的发展,环境越来越差,树木的作用也更加凸显了。树木是氧气制造厂,是粉尘过滤器,是杀菌能手,还是天然蓄水库。由于人们乱砍滥伐,造成森林覆盖面越来越小,森林失去了调节的能力。因此这些年经常有旱涝灾害,水土流失严重,土地沙漠化,部分地区发生泥石流,长江、黄河的河道两边出现塌方,尤其是近几年,一些城市出现沙尘暴,给人们的生活、工作带来极大的危害。这个世界上,有人伐树,就有人栽树;有人破坏环境,就有人美化环境。感谢那些带给我们美好的人们!
Trees can regulate the climate, purify the air, wind and noise reduction, is the best friend of mankind. However, with the development of society, the environment is getting worse and the role of trees is even more prominent. Trees are oxygen factories, dust filters, bacteriostats, or natural reservoirs. As people deforestation, resulting in smaller and smaller forests, forests lose the ability to adjust. Therefore, frequent droughts and floods in all these years have brought serious soil erosion and land desertification. Debris flow occurs in some areas, and landslides occur on both sides of the Yangtze River and the Yellow River. In recent years, sandstorms have emerged in some cities, Big harm. In this world, some people planted trees, some people planted trees; some people destroy the environment, some people beautify the environment. Thanks to those who bring us good people!