The Critical Link Between Energy Stability and Water Security
In arid regions, water security is closely tied to energy security. Across the Arabian Gulf and other desert environments, desalination provides the majority of freshwater used for households, industry, and agriculture. Desalination is an energy-intensive process where dissolved salts and minerals are removed from seawater to produce potable water. This renders reliable energy supply as a fundamental enabler of daily water provision.
Desalination requires continuous energy inputs, often powered by natural gas or electricity generated from hydrocarbons. Therefore, the stability of energy systems directly influences the resilience of freshwater production. While thermal methods, such as multi-stage flash distillation, are inherently energy-intensive, modern reverse osmosis systems also demand a substantial and stable power supply. Without robust contingency measures, any disruption to these energy systems poses a direct threat to water security.
This interdependence has been recognized in regional planning efforts, including the objectives of the GCC Unified Water Strategy (2016–2035). The strategy was developed to address sustainability challenges by improving water efficiency, strengthening governance, increasing wastewater reuse, and integrating a water–energy–food nexus approach. It also highlights the risk exposure of the region’s desalinated water systems, such as marine pollution, red tides, natural disasters, infrastructure disruptions, or potential conflict-related damage. To enhance resilience, the strategy encourages expanding strategic water storage, exploring regional water grid connections, promoting local technological development in desalination, and diversifying energy sources.
When geopolitical tensions disrupt energy supply chains or create uncertainty around fuel availability, the consequences extend beyond energy markets. They can also raise important questions about the stability of water systems that millions depend on every day.
The ongoing tensions surrounding the United States–Israel–Iran conflict have highlighted the interconnected nature of energy and water systems in the Gulf region. A significant portion of international energy infrastructure and shipping lanes traverse or are proximate to the Arabian Gulf, positioning the region as a pivotal hub in global energy distribution. For countries that rely heavily on desalination, this concentration of energy infrastructure also means that any disruption to energy supply can quickly become a matter of water security.
This energy-water nexus is not unique to the Gulf, but it is particularly pronounced in the region. GCC Countries have invested in desalination infrastructure to compensate for limited natural freshwater resources over the past few decades. In some countries, desalination provides over 80–90% of municipal water supplies. As a result, ensuring uninterrupted energy supply to desalination facilities has become a critical component of national resilience planning.
Recently, the region has seen growing efforts to reduce the vulnerability of desalination systems to energy shocks. In particular, integrating renewable energy into desalination processes offers a pathway to gradually decouple water production from volatile fossil fuel markets, while simultaneously lowering the sector’s carbon footprint. Notable examples include the Al-Khafji Desalination Plant and the Jazlah Independent Water Project (IWP) in the Kingdom of Saudi Arabia, as well as the Hassyan IWP in the United Arab Emirates. Across these projects, solar power has been integrated into the energy supply mix for desalination operations, supporting the resilience of critical water infrastructure and advancing broader long-term sustainability objectives.
Beyond infrastructure, the current tensions serve as a reminder of the broader importance of regional cooperation and responsible stewardship of shared resources. Environmental systems in the Gulf, including marine ecosystems that support desalination intake and discharge processes, are inherently interconnected. Protecting these systems requires collaboration even during periods of political strain.
Discussions about energy security and water security should not lose sight of the fundamental human dimension involved. Water is not merely another commodity affected by geopolitics; it is rather an essential component of life. In regions where desalination makes everyday life possible, safeguarding the systems that produce freshwater becomes a shared responsibility that transcends political differences. Periods of tension often highlight vulnerabilities in critical infrastructure, but they can also reinforce the importance of cooperation, foresight, and resilience. Water, the essence of life, is a human right. Such acknowledgement deserves even greater respect in times of crisis than in ordinary times.
Eng. Sabeka Khalid Ismaeel – Assistant Analyst in the Energy and Environmental Studies Program (Derasat Center)
