森林能调节气候,涵养水源,保持水土、减免水旱自然灾害,保障和促进农业生产等防护作用和改善大气结构、净化空气、消灭病菌、防止污染、保障人类的生活环境与健康等保护作用。所以说森林是自然生态的支柱,是陆地生态的主要组成部分,是地面的主要植物保护层,是土壤及其肥力的缔造者 Forests can regulate the climate, conserve water, maintain soil and water, relieve natural disasters such as floods and droughts, protect and promote agricultural production and other protective roles and improve the structure of the atmosphere, purify the air, eliminate pathogens, prevent pollution and protect the living environment and health of human beings. So forests are the backbone of the natural ecology, the main component of terrestrial ecology, the main plant protective layer on the ground, the creator of soil and its fertility