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11 Sep 2025 · 13m

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Floating farms, sponge cities and the climate solutions already working | Harjeet Singh

In short

In this episode, climate justice advocate Harjeet Singh discusses practical climate solutions that are currently effective in local contexts. He emphasizes the importance of adaptation and the need for wealthy nations to fund efforts in developing countries. Singh highlights the power of grassroots movements and local innovations in combating climate change.

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Transcript

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0:06You're listening to TED Talks Daily, where we bring you new ideas to spark your curiosity every day. I'm your host, Elise Hu. For climate justice advocate Harjeet Singh, the reality is clear. Climate change has made global uncertainty a part of daily life. In his talk, he shares the stories of real exciting solutions that are already saving lives and livelihoods at the local level. And argues that just as people adapt, policy and development must adapt to tailoring responses to fit local realities and not global ideals. because sometimes real change happens from the ground up and we all have a part to play.

0:48I'm a climate justice advocate and people often ask me, Harjeet, how do you manage to stay positive and smile with all the doom and gloom around us? Trust me, I do get angry and there's plenty of evidence online. There's no doubt that we are living through a human-caused climate crisis. But I have immense faith in humanity and our collective superpower, which is our ability to adapt. We have adapted for centuries, except the scale and speed that are required now are unprecedented, and each one of us has to play our part. Let me share about Kamlesh Kuchwaha's superpower. He is an organic farmer from a drought-prone Bundelkhand region in India, where people are dependent on rain-fed agriculture and traditional wells.

1:42Having worked with Kamlesh since 2017 through my organization, Satat Sampada, I can tell you he is not a conventional farmer. He is someone who thinks, who plans, who knows how to adapt. Life could have been far worse for him during the deadly 2024 heatwave. But his ability to choose crops wisely and adjust the timings as the weather changes and installing a solar-powered irrigation pump with the government support has been a game-changer. He has been able to adapt much better than many farmers who lost close to 50 % of their production. Kamle's story is not just about survival. It's about the human spirit.

2:30it's about power of people to make a difference if they get the right kind of support and in a timely manner. We know that climate impacts are increasing and we see devastation all around us, which means that we have to adapt. So what is adaptation? Adaptation means adjusting and being ready for a new climate reality, which is uncertain and unpredictable. Let me make it simple for you. Imagine you are stepping out of home, wearing a T-shirt, carrying a water bottle for the heat. But you are also carrying an umbrella for the unexpected rain and a jacket for the evening chill. It may look a bit silly, but then you are ready for every situation.

3:16That's personal adaptation. Countries, of course, require much more than a backpack. Let me share a mantra with you, which is the crux of my 25 years of experience working with communities, governments, and also at the global policymaking level. The mantra is that there can be no adaptation without development. Let's unpack. Take two coastal nations. One, the Netherlands, where centuries of investment and smart planning have created a landscape that can coexist with the sea. The other, Bangladesh, where millions of people live on the front lines of climate change, where floods, droughts, cyclones, and the rising seas are devastating their homes, farms, and livelihoods.

4:07This isn't just about geography. It's about access to resources. Netherlands, for instance, amassed massive wealth largely through its colonial rule. Bangladesh, on the other hand, has been a victim of such historical injustices. Economist Utsa Patnaik's research published by Columbia University Press reveals how the British took approximately$45 trillion from the Indian subcontinent between 1765 to 1938. Now imagine the scale of the wealth that was taken from the subcontinent which pushed the region into deep poverty, limiting the capacity of nations like Bangladesh to invest into resilient infrastructure and institutions that are required now to deal with the climate impacts.

5:04Like Bangladesh, we also see countries like Mozambique which are facing devastating climate impacts, they are forced to take more and more loans, and the result is they are stuck and trapped in a vicious cycle of debt and poverty. Listen, there can be no adaptation without development. Let's also not think that only low-income countries are facing climate impacts. Remember the floods in Germany a few years ago? wildfires in Australia and Canada, even now, and the superstorms that are hitting the US far more frequently. All these are challenging and overwhelming the capacity of these nations who have robust power grids, emergency services, warning systems, but the fact is that they are losing billions of dollars.

5:59You must be asking, why? Why them? because they never anticipated that the climate crisis is also going to hit them. I've been following negotiations for years. They always thought it's a developing country issue. On the contrary, they kept increasing the fossil fuel extraction, which we all know is the cause of the climate crisis. I'm talking about coal, oil, and gas. Listen, if you don't adapt, climate impacts are going to erode years of development gains. and more fossil fuels means more climate impacts, leading to more losses and damages. Now that was the heavy part. Let's talk about some good news.

6:42Studies from the Global Commission on Adaptation and the World Resources Institute have shown that for every dollar invested in adaptation, we can save four to more than ten dollars that are later spent on disaster response. That's an amazing return on investment, right? So there's a very strong economic case to invest in adaptation now for a safer future. Let's take some more examples from the grassroots, cities, and at the policy level. Let me take you back to Bangladesh, where we see that farms are flooded for months. What does that mean? No crops, no food. But I have seen it myself, how many farmers in Bangladesh have created these floating farms.

7:32Have you heard of that? They use a local bamboo material with rich beds of soil and compost. So when floodwaters rise, these farms float, lifting the produce safely above the water. How brilliant is that? So your farms learn to swim. There are also examples of cities where you see that Kuala Lumpur in Malaysia, Shanghai and Tianjin in China and Singapore have decided to become sponge cities. Instead of fighting excess water, they are working to make friends with it. What does that mean? It means more green spaces like porous pavements that can absorb rainwater, more parks, more urban wetlands, and more rooftop gardens.

8:27So what's the impact? They're not only prepared to fight floods much better, these aspects also clean the air naturally. They also cool down the neighborhoods, making the city far more pleasant and healthy for everyone. Now, let's also look at the policy level. One of the largest climate adaptation initiatives in Africa, Productivity Safety Net Program in Ethiopia, doesn't just provide food aid during droughts, but engages millions of people to create soil and water conservation structures, small irrigation projects, and also revive degraded lands. Now, that's a masterpiece of common sense. So you are using the resource which is there for immediate relief to invest into long-term adaptation and resilience.

9:23But that would require hundreds of billions of dollars. So what you and I can do? Two things. One, we must make sure that all countries have resilience policies and practices so that we are able to adapt. And we also need to move away from fossil fuels. And that would require a bolder initiative so that we can all make a transition which is just and equitable. And for that, we need a fossil fuel treaty. And we also need to make sure that developing countries who do not have resources are supported by the wealthy nations who are largely responsible for the climate crisis. They have an outsized responsibility.

10:20Second, beyond governments, you can use your adaptation superpower to make a difference. And you don't need to be a climatologist for that. If you are an educator, don't just teach about climate change, but also prepare and inspire the next generation to act. If you are an engineer, you can be the Tony Stark of adaptation. Innovate, create designs and technology, and share them with people who need to manage climate risks. If you are an artist or a content creator, simplify complex data and concepts. Write a poem, sing a song, reach people's hearts and minds so that they can learn about resilience with joy and hope.

11:08Let us start accepting the reality that climate change is upon us and it has brought uncertainty and unpredictability on a daily basis. We need to apply a climate lens to every activity so that we can make adaptation and development go hand in hand. And trust me, collectively, we can build a safer future by spreading solutions and hope everywhere. Thank you. Thank you. Thank you.

12:11Lucy Little and Tonsika Sungmarnivong. This episode was mixed by Lucy Little. Additional support from Emma Taubner and Daniela Ballarezzo. I'm Elise Hu. I'll be back tomorrow with a fresh idea for your feed. Thanks for listening.

From the publisher

What if every dollar you spend today could save you 10 dollars tomorrow? Development expert Harjeet Singh reveals how climate solutions like floating farms and “sponge cities” that absorb floodwater aren’t just clever adaptations — they’re smart economics. He explains why wealthy nations must fund the adaptation efforts of developing countries and shows how anybody can build resilience to climate change no matter where they are.


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