1. http://www-gio.nies.go.jp/aboutghg/nir/nir-j.html
2. Energy Use in the Provision and Consumption of Urban Water in Australia and New Zealand;Kenwey,2008
3. Carbon dioxide emission savings potential of household wateruse reduction in the UK;Hackett;J. Sustain. Dev.,2009
4. Water and energy use efficiency are increasingly linked;Walker;Energy World,2009
5. Kyoto Mechanisms Information Platform Homepagehttp://www.kyomecha.org/