In terms of low-cost options, many countries are pursuing on-site sanitation options, separate programmes for schools and health clinics; public toilets for slum areas; and community-based NGO-supported programmes.
就低成本方案而言，许多国家采用实地卫生方案，为学校和医疗诊所提供单独的方案；为贫民区提供公共厕所；由非政府组织支柱的社区方案。