When the River Remembers! What Nakkhu Khola Teaches Us About Climate Change

  A River Nobody Took Seriously

Nakkhu Khola is not the kind of river that makes it onto maps in bold lines.

It is modest, quiet even, winding through the residential neighborhoods of Lalitpur District, past small farms, poultry sheds, and local shops. For most of its history, the people who lived near it barely gave it a second thought. It was just part of the landscape.

But rivers have a way of reminding us they are still there.

Over the past few decades, urban growth pressed in from every side. Houses crept closer to the banks. Shops extended their walls right up to the water's edge. Debris piled up in the channel. The river's natural width was slowly eroded away, year by year, quietly, without anyone keeping count.

Residential settlements along the Nakkhu Khola corridor, Lalitpur District. Decades of urban growth have pressed buildings closer and closer to the river's edge. | Photo: Niharika Bhattarai / Rittika Parajuli, July 2025

On September 30, 2024, after days of heavy monsoon rainfall across Nepal, Nakkhu Khola could not hold anymore.

The flood that followed was not slow or gradual. It was sudden and overwhelming. Four people lost their lives. One family had to be rescued by helicopter. Farms, shops, and homes were gone in a matter of hours.

What We Found, Ten Months Later

Almost a year after the flood, we walked along the riverbanks with notebooks and questions. The waters were long gone. Most houses had been patched and re-plastered. But the marks of that night were still everywhere, in the heaps of dried mud along the banks, in the still-empty poultry sheds, and in the faces of people who were not quite ready to stop talking about it.

What looks like overgrown grass is actually flood sediment, mud deposited by the September 2024 flood, still piled against homes ten months later. | Photo: Niharika Bhattarai / Rittika Parajuli, July 2025

We spoke with daily wage laborers, students, shopkeepers, farmers, a doctor, and a businessman. Each story added a different layer to the same disaster.

Sarita, 24 yrs, a student, came home from an exam to find her rented house flooded and all her belongings destroyed. She had received no warning she could act on. No relief aid reached her. When we met her, she was already talking about her future, her studies, her plans with a determination that felt deliberate. Like something she had decided to hold onto specifically because the flood tried to take it from her.

Laxmi, 32 yrs, a tailor, still had mud caked in the corners of her rooms when we visited. Not a thin trace,   thick, dried layers, still sitting months later. She had been cleaning it herself, without any help from relief programs, while also trying to keep her tailoring work going.

Mud marks left by floodwater still visible on the interior walls of a home near Nakkhu Khola, ten months after the September 2024 flood. Salvaged sacks of dried chillies sit in the corner — small things people managed to save.       | Photo: Niharika Bhattarai / Rittika Parajuli, July 2025

She stayed with neighbors on higher ground for nearly two weeks before returning. She was not asking for much just better drainage and embankments. Mostly, she was just quietly getting through.

Manju, 28 yrs, a shopkeeper, lost her home and her business in a single night. The stock she had invested in, the goods she sold every day; gone. When we asked what she planned to do, she said she was trying to rebuild. But she was also considering, for the first time, whether she should even stay. That question of whether to leave a place her family had called home – says more about the flood's damage than any number can.

And then there was one mother.

She is a daily wage laborer. She rented a house about three meters from the river. Her son was swept away by the floodwaters. He did not survive.

She spoke clearly and calmly when we met her. She wants embankments. She wants the kind of infrastructure that would mean no other mother has to go back to a flooded house without her child.

We did not ask her how she was doing. We just listened.

The Numbers Behind the Stories

The human losses were not the only kind.

Rajendra Shrestha had been running his farm near Nakkhu for five years, with around 200 pigs and 300 ducks. The flood took almost all of them. His estimated loss: between NPR 10 and 15 crore. He received no government relief. He is still trying to rebuild.

The five or six aggregate factories located near the river that process sand, gravel, and stone each reported losses of NPR 20 to 25 crore. The ripple effects on construction projects, supply chains, and workers across the region are hard to fully calculate.

Even Medicity Hospital was tested by the flood. Unlike most, they had activated emergency protocols early, securing supplies, calling in extra staff, and setting up temporary treatment areas. In the weeks after, they ran free health camps for flood-affected residents. Theirs was one of the very few accounts we heard where a warning actually led to a response. The contrast with almost every other story we collected was striking.

The Warning Nobody Believed

Perhaps the most painful finding: warnings were issued before the flood. People just did not believe them.

And they had good reason not to.

For nearly forty years, the Nakkhu Khola had never flooded like this. Alerts had come before, and nothing had happened. So when the warning came on September 29, most residents did what any reasonable person would do after decades of false alarms: they went to bed.

"Such warnings used to come before as well, but the flood never came."

This is one of the quiet ways climate change is most dangerous. It does not just bring more intense floods, it breaks our ability to trust the patterns we have built our lives around. The river that has "always been fine" is suddenly not fine. The monsoon that was "usually manageable" is suddenly not manageable. The warning that "never meant anything" suddenly means everything.

A Local River, A Global Story

Nakhu Khola is a small stream. But what happened here is part of a much larger pattern.

Nepal is one of the most climate-vulnerable countries in the world. The Hindu Kush Himalayan region, often called the "Third Pole" is warming faster than almost anywhere else on Earth. Glaciers are retreating. Monsoon patterns are becoming more erratic. Rainfall that used to arrive in relatively predictable ways now comes in sudden, intense bursts that rivers and drainage systems were never built to handle.

The people who built their lives near Nakkhu Khola did not cause this. Nepal contributes less than 0.1% of global greenhouse gas emissions. The decisions reshaping the monsoon were made in boardrooms and capitals far from Lalitpur District.

But the families living three meters from the riverbank are the ones paying for it.

This is what climate change looks like up close. Not graphs and projections. Not distant ice sheets. It looks like Sarita coming home to a flooded house after an exam. It looks like Laxmi scrubbing mud out of her home with no help from anyone. It looks like a farmer standing in silent, empty pens where 500 animals used to be.

When we talk about the global climate crisis, we are often talking about Nakkhu Khola, whether we know it or not.

What People Are Actually Asking For

None of the people we spoke with were asking for extraordinary things.

They want embankments. Gabion walls along the riverbank. Annual clearing of debris from the channel, Better drainage. A warning system they can actually trust and someone to take the river seriously before the next flood, not after.

Ram Bahadur Kafle, a businessman who has lived near the Nakhu river for fifteen years, put it simply: the problem is upstream blockages and accumulated debris. The solution is community-led river maintenance. He declined relief aid after the flood, saying other families needed it more. He is not leaving. He says the community needs people willing to stay and push for change.

These are not grand climate policy demands. They are neighborhood maintenance requests. The tragedy is that they went unheard for decades, and it took a disaster of this scale for anyone to start listening.

The River Remembers

The Nakkhu Khola did not flood because of a single bad monsoon season.

It flooded because of forty years of encroachment, debris accumulation, and the assumption that the river would stay within banks that had been steadily narrowed. It flooded because the climate is changing in ways that turn routine monsoons into extreme events. And it flooded because the community was largely left to face the consequences alone.

The river remembered all of it. We were the ones who forgot.

The least we can do now, in Nepal and everywhere facing similar pressures, is pay attention to what places like Nakhu Khola are telling us. Not after the flood. Before it.

This blog is based on a field report prepared following a visit facilitated by PAANI AI to the Nakkhu Khola flood-affected area on July 26, 2025, approximately ten months after the September 30, 2024 flood. All accounts are drawn from direct interviews and field observations with community members, business owners, and healthcare workers in Lalitpur District. Special thanks to Rittika Parajuli (https://www.linkedin.com/in/rittika-parajuli-60045024a/) for co authoring this.