一、环境材料与腐植酸1、环境材料的提出与定义(1)环境材料提出,直接原因是环境问题(资源短缺、环境污染),根本原因是科技的发展。(2)环境材料是指在加工、制造、使用和再生过程中具有最低环境负荷、最大使用功能的人类所需材料,既包括经改造后的现有传统材料,也包括新开发的环境材料。 First, environmental materials and humic acid 1, the proposal and definition of environmental materials (1) environmental materials proposed, the direct cause of environmental problems (resource shortage, environmental pollution), the fundamental reason is the development of science and technology. (2) Environmental materials are the materials that human beings need with the lowest environmental load and maximum function of use during processing, manufacturing, use and regeneration, including the existing traditional materials after transformation as well as the newly developed environmental materials.