1. 生态学：在此之前,他的研究重点是江户时代的政治史,而在此之后,他开始采用社会生态学(ecological)的方法进行研究,研究领域也从江户政治史扩展到了近世和近代的日本林业史.

2. 设计：绿色设计的定义有很多,这里我们引用<绿色设计>>中的定义:绿色设计(Green Design) 也称生态设计 (Ecological

1. 生态的;生态学的
    Ecological means involved with or concerning ecology.

    e.g. Large dams have harmed Siberia''s delicate ecological balance.
           大型水坝对西伯利亚脆弱的生态平衡造成了破坏。
    e.g. ...ecological disasters, such as the destruction of rainforest.
           雨林破坏等生态灾难

2. 主张生态保护的;从事生态保护工作的
    Ecological groups, movements, and people are concerned with preserving the environment and natural resources, so that they can be used in a sensible way, rather than being wasted.

    e.g. Ecological groups say that nothing is being done to tackle the problem.
           环境保护组织称目前并未采取任何行动处理这个问题。

1. of or relating to the science of ecology

    e.g. ecological research

    Synonym: ecologicbionomicalbionomic

2. characterized by the interdependence of living organisms in an environment

    e.g. an ecological disaster

    Synonym: ecologic