In this interview, the expert on environmental issues Antonio Embid Irujo, analyzes the problem of a sustainable right in the use of water resources based on the UN Sustainable Development Goals. The interview addresses controversy of international and social legal relevance that affect people, with special emphasis on poor and developing territories beyond the current panorama. Likewise, the importance of water works and the different methods of energy extraction that could benefit or harm access to water, a basic pillar of sustainable development, are analyzed.