When Ismail Serageldin, then Vice President of the World Bank, warned in 1995 that “the wars of the next century will be fought over water,” few took him seriously. Today, that foresight reverberates across the fault lines of Asia’s geopolitical map.
As glaciers shrink, river flows diminish, and populations swell, water is no longer a shared life source — it has become a potent geopolitical lever.
Former UN Secretary — General Boutros Boutros — Ghali too had warned that water, especially in arid, densely populated regions, could spark future conflicts.
This warning is materialising in South Asia, where India, Pakistan, and China — three nuclear powers — are tangled in an uneasy hydrological balance. What was once theoretical is now dangerously real.
China’s infrastructural build-up along the Brahmaputra, India’s tougher stance on the Indus Waters Treaty (IWT) — especially after the Pahalgam carnage — and Pakistan’s worsening drought fears are all interwoven in a complex new theatre of hydro-politics. As diplomacy erodes and climate extremes escalate, Asia’s river systems may well become tomorrow’s battlegrounds.
The Pahalgam Massacre
The gruesome terror attack in Baisaran meadows near Pahalgam on April 22, 2025 — where 26 Indian tourists and one Nepali national were gunned down by Islamist extremists — has deeply unsettled India and shaken the very foundations of South Asia’s oldest water-sharing pact: the Indus Waters Treaty of 1960.
India’s subsequent decision to suspend its operational commitments under the IWT marks a sharp departure from its long-held water diplomacy ethos — where rivers once symbolised cooperation, they now represent coercion.
Though framed as a temporary measure, India’s move is already yielding disruptive consequences across Pakistan’s farming belt, dependent as it is on the Indus system.
By halting hydrological data sharing and beginning regulatory moves to prioritise its water rights, India has pushed Pakistan toward an impending agricultural disaster and a humanitarian dilemma.
Pakistan’s Fields Are Run Dry
India’s withdrawal from routine data sharing and its upstream recalibrations have left Pakistan’s breadbasket provinces — Punjab and Sindh — grappling with acute water stress just as their Kharif sowing period begins.
Agrarian Distress
According to Pakistan’s Ministry of National Food Security, the Kharif cycle (April-July) contributes roughly 65 per cent of total crop yield annually, and over 85 per cent of it is irrigation — dependent via Indus canals. In Punjab, which supplies over 70 per cent of Pakistan’s wheat and half of its sugarcane, planting of water-intensive crops like rice and cotton is already lagging by nearly a month. In Sindh, where cotton, sugarcane, and paddy dominate, the Indus River System Authority (IRSA) estimates a 30 per cent drop in canal water flow. Remote sensing and NDVI (Normalised Difference Vegetation Index) analysis from early May show a 14 per cent drop in vegetation density versus last year’s average.
Farmers from regions such as Okara, Multan, Bahawalpur, Jacobabad, and Larkana are holding street protests, citing failing crops, shrivelling seedlings, and vanishing groundwater tables as tube wells run dry without river seepage.
India’s Tactics
New Delhi hasn’t completely choked the river flows — an act that would violate the IWT and risk global condemnation. Instead, it is exercising its treaty — sanctioned rights with strategic precision.
Long-term Blueprint
The Ministry of Jal Shakti and the Central Water Commission are pursuing a multi-pronged plan: construction of seven mini hydropower projects (adding up to 1,800 MW) on the Chenab and Jhelum; expansion of irrigation in Jammu & Kashmir and Punjab; real-time satellite surveillance to ensure no surplus flow enters Pakistan during low-flow months. A senior official confided, “Water is now a pillar of our national security calculus.”
Steps already taken | India has stopped sharing real-time river data and flood alerts — a move that has left Pakistan’s National Disaster Management Authority (NDMA) operating in the dark during monsoon months.
Historically, India’s telemetry inputs were responsible for nearly 90 per cent of Pakistan’s flood warnings.
Reservoir action
The pace of filling reservoirs like Tulbul (Jhelum), Baglihar, and Ratle (Chenab) has been accelerated, causing delays of 15-20 days in downstream flow.
Diverting flow | Projects like Shahpur-Kandi on the Ravi and the Ujh multipurpose project have seen renewed momentum. These aim to store water previously flowing into Pakistan, allowing India to finally utilise its entitled 3.6 million acre-feet (MAF) that often went untapped.
A New Water Doctrine Emerges
India’s recalibration signals a break from its earlier posture of moral restraint. The new policy is predicated on conditional reciprocity: that continued cross-border terrorism will be met with escalating economic and ecological costs.
This is not without precedent. After the 2016 Uri attack, India considered revisiting the treaty. Following the 2019 Pulwama bombing, it initiated a water diversion on the Ravi. But the post-Pahalgam suspension of the IWT represents the most decisive stance yet — clearly articulating that terrorism and treaty sanctity cannot run on parallel tracks.
Collaboration to Confrontation
The Indus Waters Treaty, brokered in 1960 with World Bank mediation, allocated 80 per cent of the total river waters (Indus, Chenab, Jhelum) to Pakistan and the remaining 20 per cent (Ravi, Beas, Sutlej) to India.
India retained restricted, non-consumptive rights over the Western Rivers, mainly for hydropower, irrigation, and navigation. Traditionally, New Delhi chose under-utilisation to avoid regional escalation.
But patience has worn thin. Years of terror attacks traced to Pakistan-based outfits have forced a rethink.
The freeze in water cooperation — especially real-time data sharing and advance flood warnings — is not just administrative friction; it marks a structural shift. India’s approach has turned kinetic: the battle is no longer verbal, but hydraulic.
Water Wars on the Horizon?
Through a calculated manipulation of the Indus flow, India has touched Pakistan’s most vulnerable nerve — its water-reliant agrarian economy, already fragile under political and economic stress. This pressure tactic highlights not only Pakistan’s food and water insecurity but also the unsustainable costs of sponsoring cross-border terrorism.
If Islamabad does not reassess its approach to Kashmir and terrorism, its dream of uninterrupted Indus waters could be headed toward a terminal drought.
What began as a diplomatic freeze may evolve into a full-spectrum hydro-strategic doctrine. India has drawn a clear line: terrorism and treaty privileges cannot coexist in perpetuity.
(The writer is a strategic affairs columnist and senior political analyst. Views expressed are personal)