This note is designed to examine critical links between health, the environment, and development in order to place trade union HIV/AIDS advocacy within the context of social equity and sustainable livelihoods demands for the outcomes of the Rio+20 UN Conference in 2012. Trade Union Assembly on Labour and the Environment took place from 11 to 13 June 2012, a few days ahead of Rio+20, and have called on governments to undertake a process of profound change in all areas of economic life. The discussion also included HIV/AIDS.