森林是人类文明的摇篮。钻木取火,伐木为薪,筑木为巢,在这个过程中,森林为人类提供了原始的火种、丰富的能源和温暖的庇护。在人类文明的起点,生物质的典型代表——木柴是人们第一个熟练掌握的能源载体,也是早期人类最喜欢最常用的能源。当后石油时代步步逼近,能源危机形势严峻时,人们站在维护国家能源安全和改善生态环境的角度重新认识森林,林业生物质便成为发掘能源的重要领域,森林被认为是一艘护航人类前行的绿色之舟。林 The forest is the cradle of human civilization. Wood burning fire, logging for the salary, building a nest for the nest, in the process, the forest provides humanity with the original fire, rich energy and warm shelter. At the beginning of human civilization, the typical representative of biomass - firewood is one of the first people to master the energy carrier, but also early human favorite most commonly used energy. When the petroleum era approaches gradually and the energy crisis is grim, people are re-understanding forest and forestry biomass in the perspective of safeguarding national energy security and improving ecological environment. The forest is considered as an escort of human beings Forward green boat. forest