Jordan is racing against time to secure its water future. The Aqaba-Amman National Water Carrier Project represents one of the largest and most strategically important infrastructure investments in the country’s history. Without large-scale seawater desalination, Jordan’s future water shortages could become increasingly unmanageable. Climate change, declining rainfall, prolonged droughts, population growth and regional water pressures are already placing severe strain on national water security. Agriculture in the Jordan Valley is under increasing pressure, while every cubic meter of freshwater is becoming more strategically valuable. Against this backdrop, the Aqaba desalination project is not simply an infrastructure project, it is a national necessity.

 

The project aims to produce approximately 300 million cubic meters of freshwater annually through Reverse Osmosis desalination from the Gulf of Aqaba, helping secure a substantial share of Jordan’s future water demand. Yet alongside this critical solution comes an important environmental challenge: the management of concentrated brine discharge. Conventional desalination separates freshwater from seawater but leaves behind highly concentrated saline brine. In most systems worldwide, this brine is discharged back into the sea. While this practice is common, the ecological sensitivity of the Gulf of Aqaba requires careful long-term consideration.

 

The Gulf of Aqaba is internationally recognized for its unique coral reef ecosystem, one of the few reef systems showing relatively high tolerance to rising sea temperatures. At the same time, the Gulf remains environmentally vulnerable due to its semi-enclosed nature and limited water circulation compared with larger open seas. Continuous discharge of highly concentrated brine over decades could contribute to cumulative environmental stress near marine ecosystems if not carefully managed. Potential impacts may include localized increases in salinity, pressure on biodiversity and long-term risks to coral reefs, fisheries and tourism-related ecosystems. The challenge, therefore, is not whether Jordan should pursue desalination. It must. The real question is how desalination can be implemented in the most environmentally responsible and future-oriented manner possible.

 

This is where innovation becomes essential. Emerging technologies may help reduce brine discharge while increasing freshwater recovery. Among these approaches are advanced Zero Liquid Discharge systems like Vacuum Cold Boiling and thermal separation technologies that aim to treat concentrated brine not as waste, but as a recoverable resource.

 

Some of these technologies are designed to extract additional freshwater from brine while producing dry salt or industrial minerals instead of discharging large volumes of concentrated saline water back into the sea.

 

Preliminary testing and validation studies indicate that such approaches may significantly reduce environmental pressure while improving overall water efficiency. Equally important, these innovations do not necessarily need to replace Jordan’s existing desalination strategy. Instead, they could potentially strengthen and optimize it over time by improving recovery efficiency, reducing ecological risks, and creating additional economic opportunities linked to mineral recovery and industrial salt production.

 

As Jordan moves forward with this nationally critical project, maintaining openness toward emerging technologies and adaptive ecological management will be essential. Long-term sustainability should remain as important as short-term water production targets.

 

Jordan has an opportunity not only to secure water for future generations, but also to position itself as a regional example of sustainable water innovation in arid environments. Jordan cannot afford to delay either water security or environmental protection. Both must advance together.

 

 

Ton Jansen is a climate action researcher and water-resilience practitioner, experienced in climate adaptation, spatial-urban planning, sustainable water management.