20世纪70年代以来,在美国各州出现了一些环境保护青年志愿者组织,这些组织受到一些财团和企业的支持和资助,在整个美国掀起一场“服务运动”。从1984年起“社区服务学习”已经作为一门课程广泛进入公立大中学校。许多“社区服务学习”课程的支持者专门成立了一个名为“服务学习 Since the 1970s, some environmental protection youth volunteer organizations have emerged in various states of the United States. These organizations are supported and funded by some consortia and enterprises and set off a “service movement” throughout the United States. Since 1984, “community service learning” has been widely entered as a public middle and high school as a course. Many backers of Community Services Learning courses have created a special service called "Service Learning