当今世界,森林面积不断减少,人类赖以生存和发展的环境日趋恶化,保护环境、人与自然和谐发展的问题引起了世界各国的高度重视。近年来,随着我国改革的不断深入,可持续发展的观念已被广泛接受,尤其是去年我国长江、嫩江等地发生了特大洪水,植树造林、保护环境更受到了各地各级政府的高度重视。目前,在全国范围内,正掀起了 In today’s world, the area of ​​forests is constantly decreasing, and the environment on which mankind depends for its existence and development is worsening. The issue of protecting the environment and the harmonious development between man and nature has drawn great attention from all the countries in the world. In recent years, with the continuous deepening of China’s reform, the concept of sustainable development has been widely accepted. Especially in the floods in the Yangtze River and Nenjiang areas last year, afforestation and environmental protection were highly valued by governments at all levels . At present, it is set off nationwide