If an all-out war breaks out between the US and Iran, the ultimate weapon will be desalination plants

The whole world holds its breath looking at the same point on the map: the Strait of Hormuz. With markets trembling at the possibility of a barrel of oil breaking the $100 barrier and exports of liquefied natural gas (LNG) paralyzing, the global narrative has turned this conflict into a purely energy crisis. But the reality is much more primary and terrifying. As the analyst Javier Blas warns in a forceful report for Bloombergthe real threat in the military escalation between the coalition led by the United States and Israel against Iran lies not in the oil wells, but in thirst. Oil, Blas points out, is essential for the global economy, but water is simply irreplaceable. If total war breaks out, the definitive weapon will not be energy, but biological survival. This vulnerability is not a secret. As the analyst himself revealsthe American CIA has been warning its policymakers about this matter for decades. In a secret evaluation in the early 1980s —now declassified—, the intelligence agency made it clear that the true “strategic product” (strategic commodity) of the Middle East is not black gold, but drinking water. Unable to engage in a head-on, symmetrical clash with the combined war machine of the United States and Israel, Iran has adopted a survival strategy based on attacking what are known in military jargon as “soft targets.” And they have already started. As detailed in another report by BloombergIran recently attacked a power plant in Fujairah, in the United Arab Emirates (UAE), which is responsible for keeping one of the largest desalination plants in the world in operation. In neighboring Kuwait, debris from an intercepted drone caused a fire at another of its water facilities in Doha West. The offense doesn’t stop there. As we have explained in Xatakathe Saudi Ras Tanura refinery was hit by Iranian drones twice in a single week. The truly alarming thing is that this refinery is only 80 kilometers from Ras Al Khairthe largest hybrid desalination complex on the planet. The risk is physical and mathematical: attacks on the port of Jebel Ali in Dubai fell just 20 kilometers from a critical complex with 43 desalination units, according to Michael Christopher Low in The Conversation. The level of aggressiveness is overwhelming the region. The UAE have already faced more than 800 missile and drone attacks (exceeding in volume those received by Israel). Although most are intercepted, the impacts have caused fires in the Burj Al Arab and have damaged data centers of Amazon Web Services (AWS) in UAE and Bahrain. This last point is critical: As experts warn Chosun Dailythese data centers digitally manage the energy and water distribution network; A digital blackout is equivalent to a physical power outage. Survival hangs by a thread for 72 hours The region’s monarchies are “saltwater kingdoms,” How do you define them? The Conversation. Eight of the ten largest desalination plants in the world are in the Arabian Peninsula, concentrating 60% of global capacity. The population’s dependence on this technology, according to data from W.G.I. Worldis absolute: Kuwait: 90% of its drinking water comes from desalination. Oman: 86%. Saudi Arabia: 70%. United Arab Emirates: 42% (almost 100% in metropolises like Dubai). If Iran decides to target these plants, human collapse would be devastating. A great report of House of Saudbased on a 2008 US diplomatic cable leaked by WikiLeaksreveals a terrifying scenario about Riyadh. The Saudi capital, with more than 8 million inhabitants, receives more than 90% of its drinking water from the Jubail plant through a single 500 kilometer pipeline. The report is blunt: if the plant or its pipeline were destroyed, “Riyadh would have to be evacuated within a week.” There is not even room to improvise. As an analysis in Iran InternationalQatar admitted that, in a scenario of massive water pollution, the country estimated to run out of drinking water in just three days, which forced them to build 15 giant emergency reservoirs. However, as researcher Bailey Schwab points out in WGI Worldwater cannot be politically rationed for long in cities that depend on the State to survive extreme temperatures. The energy-water nexus: the asymmetric calculation The system’s vulnerability is asymmetric and deeply technical. As explained by the analysis of House of Sauddesalination plants consume massive amounts of electricity (they represent almost 6% of total consumption in Saudi Arabia) and are co-located with mega power plants. If a missile takes down the power plant, the water supply dies instantly with it. Additionally, there is an unsustainable gap in recovery times. While an oil refinery can restore part of its production in a couple of weeks (as happened after the attack on Abqaiq in 2019), as Bailey Schwab warns, the components of a reverse osmosis plant are extremely high-precision parts that, if destroyed, would take months to replace. And defending this is economically unsustainable. Iran is using Shahed-136 droneswhich cost between $15,000 and $50,000 per unit. Opposite, the monumental Ras Al Khair plant cost 7.2 billion dollars and sits just 250 kilometers from the Iranian coast. It is a trivial flight for drones that have a range of 2,500 kilometers. As if that were not enough, this vulnerability drags food security down with it. There is one fact that goes unnoticed in the economic press: 70% of food imports of the GCC transits through the Strait of Hormuz. Saudi Arabia imports almost 80% of its food (wheat, corn and barley) by sea. With marine insurers canceling war risk policies for merchant ships, Gulf countries not only face dying of thirst, but also food isolation. The paradox: Iran, a country drowned by its own drought If the situation in the Gulf is critical, that of the aggressor country is equally desperate, although for different reasons. An analysis by Fred Pearce in Yale Environment 360 (Yale E360) details that Iran faces its own “water bankruptcy.” The crisis has reached such a point that Iranian President Masoud Pezeshkian warned last November that the country “has no choice” but to … Read more

The water from the Tagus is going to stay in Castilla-La Mancha. So Alicante and Murcia already have a plan B: set up desalination plants

Water management in the Spanish Levant is not only a question of engineering, but a political and territorial battle that is released in each cubic hectometer. While the reservoirs at the head of the Tagus fluctuate and the rules of the game change in the Madrid officesthe Segura Basin tries to shield its survival through technology. With the Tajo-Segura Transfer in the regulatory spotlightthe Government has been forced to accelerate its “plan B”: converting sea water into the lungs of European agriculture. Green light to the preliminary projects. The Segura Hydrographic Confederation (CHS) already has on the table the design of the two desalination plants that promise to give a break to the Cuenca Plan. Mario Urrea, at the head of the organization, has signed the contracts to draw up the preliminary projects for works that will cost 1.34 million euros in the technical phase alone. However, the plan has already collided with local political reality. According to local mediathe exact location of the plant planned for the left bank (Torrevieja area) is a point of friction: the Torrevieja City Council and the Generalitat Valenciana have already expressed a “frontal rejection” of the possibility of the new plant being installed in said municipal area. To avoid this premature shock, the CHS refers generically to the “surroundings of the La Pedrera reservoir”, although technically the most viable thing would be to locate it next to the existing plant in Torrevieja, very close to the sea. The puzzle of numbers. The objective is to achieve water guarantee criteria, but the details reveal notable confusion in the scope of the plan. While the Government initially pointed out to a 100 hm3 plant for the Torrevieja area, the current specifications reduce that figure by half, placing it at 50 hm3. However, planning suggests that, adding the capacities of both facilities, up to 150 hm3 per year could be contributed to the system. The surgical distribution of this unconventional resource will be structured as follows: Right Bank Desalination Plant (Águilas): It will produce 50 hm3 annually. Of these, 33.5 hm3 will be used to relieve overexploited underground masses such as Alto Guadalentín and Mazarrón, while 16.5 hm3 will reinforce direct supply in Lorca, Totana and areas of Almería. Left Bank Desalination Plant (Torrevieja): With a projected production of up to 100 hm3 (according to the horizon of the basin plan), it will allocate 58.5 hm3 to alleviate the undersupply of the Cartagena and Alicante Field (Albatera, San Isidro), in addition to dedicating 41.5 hm3 to the recovery of aquifers such as Cabo Roig. A divided plan under the stigma of energy. The project has been divided into two strategic lots with an initial execution period of 12 months for its drafting. The lot on the right bank has been awarded to the company Typsa for 674,575 euros, with the mandate to study its connection with the existing desalination plant in Águilas. For its part, the lot on the left bank has been awarded to Ayesa Engineering for 669,286 euros, with the mission of connecting the infrastructure with the La Pedrera reservoir to distribute water through the post-transfer channels. A critical aspect is sustainability. Both preliminary projects must necessarily include the design of photovoltaic solar plants to reduce the high electrical cost of desalination. However, this point raises skepticism: as the local press remembersthe Government has not yet managed to materialize the solar plant in 2024 for the current Torrevieja desalination plant due to lack of location. The time factor: an insurmountable obstacle. Despite the signing of these contracts, the solution will not be immediate. The Ministry estimates that these desalination plants will take between five and six years to be operational, given that after drafting the preliminary project comes a complex phase of environmental processing, public information and possible expropriations. For irrigators, this calendar is “unaffordable”. They find themselves trapped in a temporal clamp; While climate change and the new transfer rules impose cuts today, the promised alternative will not arrive, in the best of cases, until the beginning of the next decade. Water peace or temporary truce? The commitment to desalination is the central axis of the Ministry for the Ecological Transition’s strategy to close the Segura water gap. However, with the transfer rules about to change and an execution of works that is projected into the next decade, the new desalination plants are born in a climate of technical and political uncertainty. The signature of Mario Urrea puts the paper on the table, but water—and territorial peace—still seem to be far away on the horizon. Image | CHS Segura Xataka | After the rains, the battle between communities begins: the Tagus is full and the Segura basin is already demanding its water

The lifeguards are desalination

The tourist paradise of the Balearic Islands faces its most uncomfortable mirror: The dry tap. While the archipelago faces a summer that points to record figures of visitors (As occurs throughout the summer), their water resources collapse to historical minimums. The situation is so critical that the municipality of Sóller barely has guaranteed water for 10 days, and Ibiza registers its worst reserves in a decade. Sóller as an epicenter of the problem. The strongest alarm sounds in the Sierra de Tramutantana, in Mallorca. In Sóllera municipality of 13,000 inhabitants, the City Council has been forced to Decree emergency measures On August 29. Among these, it has been forbidden to fill pools with drinking water, water gardens or orchards, wash the car or clean the facade. Even the municipal cleaning service itself has the use of water to bucket the streets. The situation, qualified by the mayor as “nothing encouraging”, has caused the anger of the neighbors. From the SOS Soller local platform, its spokesman, Bartu Miró, denounces a “complete neglect to leave the tourist do what he wants throughout the summer” As you collect The confidential. In his statements, he looked at that the Consistory has waited until the last day of August to act, when the shortage was a predictable and monitoring problem. “Now we are in emergency,” he says. A ghost of the past. The fear that the neighbors have is not unfounded. Residents already remember episodes in the past in which the desperate water extraction of the wells caused the salinization of aquifers. Specifically, in 2001 ten of the 21 aquifers in Mallorca They were salinized, and some of them with levels much higher than the maximum potability limit. Something that can leave the water source unusable for many years. In this way, we are facing a technical and management error that no one wants In August he had to apply supply cuts In different areas, including the hotels themselves. An archipelago in Prealerta. What happens in La Tramuntana is not an isolated case, it is the symptom of a disease that is affecting the entire archipelago. According to the data provided by the seafire and water cyclethe situation of resources to July 2025 begins to be worrying. Practically, all demand units are found in A prealert scenario for drought. Only Formentera and the southern zone of La Tramuntana are saved, which paradogically is where the municipalities with greater restrictions are located, such as Sóller. This alert level means, according to the regional administration itself, that “resources begin to diminish and it is necessary to start taking some management measures.” Ibiza data are worrisome. The island suffers Your worst reservations of recent yearsbeing the same that was reported in June 2016 for the last time, touched by the state of drought alert. In the case of Menorca, the reserves are found right now in 40%, which marks its second worst historical record. Formentera, despite having a less severe pre -alert state, also has a fragile situation. It has less than 400 liters of rain a year, and this causes the island to depend almost exclusively on the water produced by the Desalination which is an important energy cost. How much water does tourism consume? While requested residents who do not wash the car or put the washing machine when it is full, environmental groups point to the tourist model of the islands as guilty. A report by the University of Les Illes Balears (UIB) already pointed to 25% of the total water consumption It was due to visitors to be received in the archipelago. Pere Joan, spokesman for the Menys Turisme platform, Més Vida, criticizes that “the restrictions are usually applied in the least tourist areas and farthest from the sea”, suggesting a management that prioritizes the consumption of the visitor over the needs of the resident. A technological solution. Before the collapse of natural resources, the Balearic Government has put a Action plan endowed with 288 million euros to improve the supply, mainly through the expansion and improvement of desalination plants and sanitation and purification networks. In addition, 4.4 million euros have been allocated to promote refined water reuse, a key measure to reduce pressure on aquifers. The problem of desalination plants. Although these teams that convert sea water into drinking water through reverse osmosis are vital for the supply of many coastal areas, they have their inconveniences. Among them is the great energy impact, since the desalination process requires a large amount of energy, which in a context of energy transition involves an economic and environmental challenge. But don’t stay here. The brine, the hypersaline residue that is returned to the sea, can damage marine ecosystems, especially the Postidonia grasslands, vital for Mediterranean health. In Xataka | If Spain believes to have a problem with droughts it is because it does not know those that led the Maya to collapse: 150 years extreme

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