From Disaster to Resilience: Why Pakistan Needs Dams and Flood Canals

From Disaster to Resilience: Why Pakistan Needs Dams and Flood Canals

The images coming out of different areas in Pakistan are heartbreakingly familiar: vast stretches of land submerged, homes reduced to rubble, and families wading through chest-deep water. For weeks, Pakistan has once again been in the grip of devastating rains and floods. In the last couple of days, the Sutlej, Ravi, and Chenab rivers have swelled to exceptionally high levels, inundating major towns in Punjab and threatening many others. This cyclical tragedy, intensified by recent water releases from Indian dams, has become a grim annual ritual, underscoring a critical, unaddressed vulnerability. While the immediate focus is on rescue and relief, the recurring nature of these events demands a shift from a reactive mindset to a proactive, long-term strategy centered on modern water management infrastructure and serious climate action. Pakistan is not merely enduring a natural disaster, it is confronting a systemic failure of vision and investment.

A Legacy of Outdated Systems

The core of Pakistan’s flood crisis lies in an infrastructure gap that has widened over decades. The country’s primary river system, the Indus Basin, relies on barrages, levees, and canals that were largely designed in a bygone era, often for irrigation purposes rather than comprehensive flood control. These structures are simply not equipped to handle the extraordinary volumes of water unleashed by a climate in flux. The devastating floods of 2010 and 2022, and now the rains and floods of 2025, are clear signals that the old approach is obsolete. The Indus Waters Treaty, a crucial framework that has governed the region’s water sharing, has faced renewed scrutiny and political tension, further complicating cross-border coordination at a time when it is needed most. This multifaceted challenge highlights the urgent need for a cohesive, well-funded national plan that can navigate both hydrological and geopolitical complexities.

Dams: The Ultimate Defense Against Flooding

To begin, the role of large-scale water storage in the form of dams cannot be overstated. These projects serve as more than just hydroelectric power plants as they are the ultimate flood defense mechanism. By impounding massive volumes of water during peak monsoon seasons and glacial melt, dams like Tarbela and Mangla act as enormous buffers, preventing catastrophic downstream flooding. They regulate river flow, releasing water in a controlled manner that can be safely channeled, protecting vast swaths of land and the population centers that lie along the riverbanks.

Furthermore, these reservoirs provide the priceless benefit of water security, storing precious freshwater for the dry season and ensuring a consistent supply for agriculture, the backbone of Pakistan’s economy. The construction of new, multi-purpose dams and the rehabilitation of existing ones is a national security and development imperative. Without increased storage capacity from existing dams and the construction of new dams, Pakistan will remain perpetually at the mercy of nature’s growing fury, each successive flood worse than the previous.

Flood Canals: The Power of diversion

Complementing dams, a modern system of flood canals and floodways offers a strategic means of diverting water away from vulnerable areas. Unlike traditional canals designed for distribution, these specialized channels are built to be activated during floods, redirecting excess river flow into designated, uninhabited floodplains or around critical urban centers. Canada’s Red River Floodway in Winnipeg, serves as a powerful testament to this approach. This 47-kilometer artificial channel, built in the 1960s, has successfully diverted the Red River’s flow around the city, preventing an estimated 40 billion Dollars in damages since its completion. It proved its worth most dramatically during the Flood of the Century in 1997, when it saved Winnipeg from the fate that befell many of its neighboring communities.

Similarly, the United States has relied on an extensive system of levees and floodways along the Mississippi River. The Bonnet Carré Spillway near New Orleans is a prime example. This structure, a series of movable gates, can be opened to divert water from the Mississippi into Lake Pontchartrain, protecting New Orleans and other downstream communities from dangerously high river stages. This type of infrastructure, designed to complement traditional levees, demonstrates a layered defense strategy that can be adapted to specific hydrological conditions. While each country’s geographical and political context is unique, these international models show that an investment in strategic diversionary canals is a proven, effective way to mitigate the destructive power of floods.

Pakistan’s Path Forward: Key Infrastructure Projects

For Pakistan to begin its own journey toward water resilience, a number of proposed and ongoing projects are of critical importance. The Diamer-Bhasha Dam, for instance, is a monumental project currently under construction on the Indus River. Once completed, it is projected to have a storage capacity of over 8 million acre-feet, which would be crucial for mitigating flood peaks in the lower Indus Basin. Another key project is the Mohmand Dam, located on the Swat River. This multi-purpose dam, also under construction, is designed to protect the downstream districts of Nowshera and Charsadda from seasonal flooding, a vulnerability that has been repeatedly exposed in recent years.

In addition to large-scale dams, projects like the proposed Six Canals Project highlight a strategy of diversion. This Project aims to construct a network of new irrigation canals. While its primary purpose is agricultural, such a network could potentially be integrated into a broader flood management scheme to divert excess water into barren lands, although critics have raised serious concerns about its feasibility and potential impact on downstream water availability. These projects represent a tangible, if challenging, path toward building the structural resilience the country desperately needs.

The Unavoidable Truth: Adaptation and Mitigation

Crucially, the development of this infrastructure must be paired with an unflinching commitment to global and local climate action. The reason floods are more frequent and violent is no longer up for debate: climate change is fueling more erratic and intense monsoon rainfall and accelerating glacial melt in the Himalayas. Dams and canals, while indispensable, are ultimately acts of adaptation. To build a truly resilient future, Pakistan must also engage in mitigation. This means playing a role in global awareness campaigns, convincing countries with a major carbon footprint to reduce it, and demanding international support for climate justice. It also means local initiatives, such as preserving and restoring natural floodplains, which can absorb floodwaters like a sponge and prevent the kind of ecological destruction that accompanies channelized river systems, and prohibiting real estate development on the river banks. For example, many areas surrounding the River Ravi, historically part of Ravi’s floodplains, have been converted into housing and commercial projects.

The German government, for instance, has embarked on the Integrated Rhine Programme, which involves making room for the river by strategically setting back dikes and restoring former floodplains. This shift acknowledges that relying solely on structural measures is both economically and environmentally unsustainable. For Pakistan, a dual strategy is the only path forward: build the necessary infrastructure to manage the immediate and growing threat, while simultaneously addressing the root cause through proactive environmental and climate policy.

Shared Rivers, Shared Responsibility

In the face of yet another humanitarian and economic catastrophe, Pakistan’s policymakers and citizens must unite around a long-term vision for water security. The time for piecemeal, post-disaster response is over. It is time to champion the construction of modern dams and flood canals as the twin pillars of national defense against a hostile climate. It is time to learn from international examples and forge a comprehensive, integrated water management strategy.

Furthermore, given that both Pakistan and India are co-riparian states of the Indus Basin, with shared rivers and a shared climate challenge, collaboration is a necessity. The current crisis on the Ravi, Chenab and Sutlej rivers, impacted by water releases from upstream, underscores this reality. Both nations are in this together, facing a threat that transcends political borders. Building resilience in the region requires a renewed commitment to transparent communication, joint data sharing, and cooperative management of shared water resources. The future of the Indus Delta and the security of millions on both sides of the border depend on it.


SAT Editorial Desk

Your go-to editorial hub for policy perspectives and informed analysis on pressing regional and global issues.

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