1. China's growing CO2 emissions – a race between lifestyle changes and efficiency gains;Peters;Environmental Science and Technology,2007
2. Ecological footprint and appropriated carrying capacity: what urban economics leaves out;Rees;Environment and Urbanization,1992
3. Virtual water trade: a quantification of virtual water flows between nations in relation to international crop trade;Hoekstra,2002
4. Zoological society of london and global footprint network living planet report 2006;WWF,2006
5. Hoekstra AY. Human appropriation of natural capital: a comparison of ecological footprint and water footprint analysis. In: International ecological footprint conference, 8–10 May 2007. http://www.brass.cf.ac.uk/uploads;