| Towards Integrated Urban Water Management, No. 1 (2011) | Perspective Papers | Urban | Global | Spanish | 2011 | | perspective-papers | urban | global | 2011 | spanish |
| Towards Integrated Urban Water Management, No. 1 (2011) | Perspective Papers | Urban | Global | English | 2011 | | perspective-papers | urban | global | 2011 | english |
| Increasing Water Security – A Development Imperative, No. 2 (2012) | Perspective Papers | Water Security | Global | Spanish | 2012 | | perspective-papers | water-security | global | 2012 | spanish |
| Increasing Water Security – A Development Imperative, No. 2 (2012) | Perspective Papers | Water Security | Global | English | 2012 | | perspective-papers | water-security | global | 2012 | english |
| Water in the Green Economy, No. 3 (2012) | Perspective Papers | Climate, Urban, Water Services | Global | Spanish | 2012 | | perspective-papers | climate urban water-services | global | 2012 | spanish |
| Water in the Green Economy, No. 3 (2012) | Perspective Papers | Climate, Urban, Water Services | Global | English | 2012 | | perspective-papers | climate urban water-services | global | 2012 | english |
| Groundwater Resources and Irrigated Agriculture, No. 4 (2012) | Perspective Papers | Water Services | Global | Spanish | 2012 | | perspective-papers | water-services | global | 2012 | spanish |
| Groundwater Resources and Irrigated Agriculture, No. 4 (2012) | Perspective Papers | Water Services | Global | English | 2012 | | perspective-papers | water-services | global | 2012 | english |
| Urban Groundwater – Policies and Institutions for Integrated Management, No. 5 (2013) | Perspective Papers | Urban | Global | English | 2013 | | perspective-papers | urban | global | 2013 | english |
| The Links Between Land Use and Groundwater, No. 6 (2014) | Perspective Papers | IWRM | Global | English | 2014 | | perspective-papers | iwrm | global | 2014 | english |
| Coordinating Land and Water Governance, No. 7 (2014) | Perspective Papers | IWRM | Global | English | 2014 | | perspective-papers | iwrm | global | 2014 | english |
| Beyond Increasing Block Tariffs, No. 8 (2016) | Perspective Papers | Urban, Water Services | Global | English | 2016 | | perspective-papers | urban water-services | global | 2016 | english |
| Linking Ecosystem Services and Water Security | Perspective Papers | Nature-based Solutions | Global | English | 2016 | | perspective-papers | nature-based-solutions | global | 2016 | english |
| Collaborative modelling | Perspective Papers | Gender, Nature-based Solutions, Youth | Global | English | 2017 | | perspective-papers | gender nature-based-solutions youth | global | 2017 | english |
| Climate insurance and water-related disaster risk management – Unlikely partners in promoting development? No. 11 (2018) | Perspective Papers | Climate | Global | English | 2018 | | perspective-papers | climate | global | 2018 | english |
| Climate insurance and water-related disaster risk management – Unlikely partners in promoting development? Briefing Note | Perspective Papers | Climate | Global | English | 2018 | | perspective-papers | climate | global | 2018 | english |
| Sharing Water – the role of robust water-sharing arrangements in integrated water resources management. No. 12 (2019) | Perspective Papers | Transboundary | Global | English | 2019 | | perspective-papers | transboundary | global | 2019 | english |
| Storing water: A new integrated approach for resilient development. No. 13 (2021) | Perspective Papers | Water Services | Global | English | 2021 | | perspective-papers | water-services | global | 2021 | english |
