Heatwaves don’t feel like a “climate topic” anymore. They feel personal like stepping outside into air that burns, with sleepless nights in homes that trap heat, the news headlines of temperatures touching 48–50°C and people collapsing at bus stops, worksites, and crowded lanes has always made us think about how we are dealing with extremes of climate change. And the hard truth is this: what we’re experiencing isn’t just a hotter summer. It’s the outcome of how we’ve built our cities, managed our land, treated our water, and ignored the quiet warnings nature kept sending.

Over the last few years, the pattern has become impossible to ignore. Heat is intensifying, monsoons are increasingly unpredictable, and extreme events like floods, landslides, wildfires are showing up with uncomfortable regularity. The temperature spike is often blamed broadly on ‘global warming,’ but I’ve come to believe that focusing only on the phrase misses the real story. The real story is what’s happening on the ground: rapid urbanization, shrinking green cover, disappearing water bodies, and the replacement of natural landscapes with concrete surfaces that trap heat, disrupt water cycles and water recharging.

Wherever there is vacant land, a new building appears. Ponds and lakes are filled in. Wetlands are treated like ‘unused space.’ Rivers are narrowed and boxed in. And when we disrupt these natural systems, the consequences don’t arrive politely, they arrive as heatwaves, floods that return every year, and water scarcity that grows alongside expensive construction.

Heat, especially, exposes inequality. It punishes those who have the least protection like infants and young children, older adults, pregnant women, people with chronic illnesses, outdoor workers, and anyone living without secure shelter, ventilation, or steady electricity. I remember a time when drinking tap water didn’t feel like a gamble. A time when air felt cleaner. Many of us did. But that baseline has shifted so much that the present generation is growing up in conditions we would have considered abnormal. Now tap water is mistrusted, air is dust-laden from constant construction, and even stepping out for a short walk can be a health risk during peak summer.

This is why urban planning isn’t just an engineering discipline. It’s public health policy.

We talk about development, but development without hydrology is self-sabotage. Cities need to be designed with their water systems in mind where rainwater should flow, where water should collect, where it should soak in, and which areas should never be built upon. The irony is that ancient civilizations understood this deeply. From the Indus Valley to other early urban settlements, drainage and water management were not afterthoughts; they were foundational. Today, we build houses first without proper planning and then panic later when the drainage fails.

Flooding in places like Chennai, Kerala, and Assam isn’t only because it rains. It’s due to the    mismanaged land that can no longer absorb and move water the way it used to. Illegal and unregulated construction blocks natural drains. Deforestation loosens soil. Hills are cut for minerals. Rivers get choked with silt. When monsoon water has nowhere to go, it spreads into homes, hospitals, and streets. And after every flood, predictable diseases follow like typhoid, cholera, jaundice because floodwater mixes with sewage and contaminates drinking water sources. These aren’t random outbreaks. They are environmental health events.

What makes this harder is that by the time a settlement exists, relocation is rarely realistic. So the question becomes: how do we reduce harm now?

Some solutions are not glamorous, but they work. Protecting and restoring water bodies is one. Reforestation and stabilizing slopes in vulnerable regions is another. Planning drainage based on real rainfall patterns not outdated assumptions is essential. And perhaps most importantly, we have to stop treating wetlands, floodplains, ponds, and lakes as ‘free land.’ They are climate buffers. They are cooling systems. They are flood defenses.

Even our choices in agriculture and vegetation shape climate stress. I’ve started paying more attention to how casually we introduce water-intensive crops into regions that are already water-stressed, simply because demand or hype has shifted. The logic sounds modern to grow what sells but nature doesn’t care about market trends. A crop that needs enormous water inputs can deepen scarcity and worsen heat vulnerability in the long run. The same goes for certain trees planted without thinking through ecological impacts. Some species consume so much groundwater that they suppress surrounding vegetation and quietly alter local water tables. These decisions are rarely debated with the seriousness they deserve.

Then there’s biodiversity often treated like a separate conversation, but it isn’t. Loss of biodiversity is directly tied to climate, disease patterns, and food security. The disappearance of sparrows is one of the most common examples people recognize, but it isn’t sentimental. Sparrows help control pests naturally. When pest-control species decline, pest pressure rises, and farms compensate with more pesticides. More pesticides degrade soil and leak into water. Degraded soil needs more fertilizer. Fertilizers run off into water bodies and suffocate aquatic life. This is how ecological imbalance becomes a chain reaction that ends in human health consequences.

Pollution has evolved too. We still talk about air, water, soil, and noise, but emerging contaminants have entered daily life so quietly that many people don’t realize they are part of the problem. Personal care products, disinfectants, residues from household chemicals, and pharmaceuticals now move through wastewater systems that were never designed to filter them out completely. Sunscreens and similar products wash into rivers and lakes. Disinfectants and cleaning chemicals disrupt microbial ecosystems in septic tanks and treatment systems. And antibiotics, perhaps the most alarming are everywhere.

Antimicrobial resistance is often framed as a medical issue, but it is also an environmental one. Antibiotics enter the environment through human use, hospital discharge, and pharmaceutical manufacturing waste. If wastewater treatment systems rely mainly on older processes that don’t remove these compounds effectively, antibiotic residues persist in waterways. Microbes are exposed repeatedly. Resistance grows. And slowly, the world moves toward a future where infections become harder to treat not because we lack intelligence, but because we polluted our way into microbial evolution.

Hospitals, in particular, deserve attention. Their wastewater contains higher loads of antibiotics and resistant organisms than domestic wastewater. If hospital discharge mixes directly into municipal sewage without pre-treatment, it increases the burden on treatment plants and spreads risk downstream. A practical step one that feels achievable even within constraints is for hospitals to have their own wastewater treatment systems, or at least partial treatment before discharge. It is not a perfect solution, but it’s a meaningful one.

Plastic is another unavoidable reality. Even products marketed as ‘paper’ e.g. paper cups, cartons, packaging often contain plastic linings that make them functionally non-biodegradable. We can’t pretend we live in a plastic-free world. We also can’t ignore what studies increasingly suggest: microplastics and plastic-associated chemicals are making their way into food chains, into water, and into human biology. The question is no longer whether plastic is “bad” in theory; the question is how we reduce exposure and reduce leakage into ecosystems when plastic has become infrastructure for modern consumption.

People often ask why greener solutions are bioplastics, algae-based fuels, advanced clean technologies but they aren’t everywhere available in the present scenario. One reason is that innovation isn’t the same as adoption. A technology can be brilliant and still fail if it’s too expensive, too hard to scale, or too inconvenient for everyday users. That doesn’t mean we stop innovating; it means we design solutions that can survive outside laboratories and pilot projects.

Sustainability, in practice, rests on three pillars: society, economy, and environment. A solution must be environmentally sound, economically feasible, and socially acceptable. If any one of these fails, implementation stalls. This is why the path forward isn’t only about discovering new technologies; it’s also about building systems that make better choices easy affordable, accessible, and normal.

Waste management is a perfect example. Everyone talks about segregation, but many people feel discouraged when they see waste collected in the same bags or mixed again downstream. Yet the failure of systems doesn’t excuse our own habits. At home, many of us still throw vegetable waste, batteries, plastics, and e-waste into the same bin because we don’t know where else it should go. If we want real change, we need both awareness and infrastructure: neighborhood kiosks for e-waste, buy-back incentives for old electronics, clear drop points for batteries, and consistent municipal handling that doesn’t punish citizen effort.

And at the household level, there are simple practices that matter more than we admit. Composting organic waste is an old method that still works. Returning nutrients to soil reduces dependence on chemical fertilizers. Growing plants is helpful but we must be honest: a few indoor plants cannot compensate for deforestation or the loss of wetlands. Real environmental protection requires protecting real ecosystems, not decorating around their disappearance.

What I keep coming back to is this: climate action cannot stay abstract. It has to show up in how we build and where we build, in whether we protect water bodies, in what we dump into drains, in how hospitals handle waste, in how we farm, and in whether we treat the environment as a partner or as disposable space.

If we want the next generation to be healthier, we have to stop handing them a world where clean air and safe water are privileges. We don’t want children learning about forests only through endangered-species lists. We want them to experience a living ecosystem not a memory of one. And we can’t get there through one grand gesture. We get there through many small, consistent decisions: restoring green cover, respecting hydrology, reducing chemical loads, treating wastewater properly, managing medical waste responsibly, and choosing sustainability not as a trend, but as a discipline.

Charity begins at home, but in the climate era, so does survival.

Authors Biography

Dr.Debleena Bhattacharya, Associate Editor, InnoHEALTH magazine and Assistant Professor at Marwadi University,Rajkot,Gujarat. Her scientific endeavour includes her contribution in various national and international scientific journals. She has co-authored with (Late) Dr. V.K Singh and published a book under CRC Press, U.S.A. titled ‘Climate Changes and Epidemiological Hotspots’

The post Changes that we need to ponder for ourselves appeared first on InnoHEALTH magazine.

More Than Meets the Eye

As modern societies grapple with smog-filled skies, polluted rivers, and mounting waste, the true cost of environmental degradation remains hidden—in our lungs, blood, and minds. In this special episode of the InnoHEALTH Magazine Podcast, Dr. Tanu Jindal, environmental scientist and Group Additional Pro Vice Chancellor (R&D) at Amity University, highlighted how our health is inextricably linked to the environment.

“Our environment is our health.”

Air Pollution: Beyond PM2.5

While PM2.5 and PM10 dominate air quality discussions, Dr. Jindal emphasized a broader threat—gases like carbon monoxide, nitrogen oxides, and ozone. These compounds, often released from open drains and industrial activity, combine with particulate matter to wreak havoc on human health.

She described how fine particles act as carriers for toxins, entering our bloodstream and causing respiratory, cardiovascular, and even neurological damage.

“If they damage machines, imagine what they do to our lungs.”

Water Quality: The Crisis Beneath Our Feet

Dr. Jindal warned that while attention is on river pollution, groundwater contamination—especially in urban areas like Delhi—is a graver threat. Toxic waste from open drains leaches into the water table, carrying ammonia, chlorine, and fecal matter.

“The real danger is not just pollution of Yamuna, but the infiltration of contamination into groundwater.”

Air and Cognitive Health: A Silent Threat

Recent research by her team found a link between air pollution and diminished cognitive performance, especially in asthma patients. Pollutants impair sensory input, affect heart function, and ultimately reduce brain efficiency—most significantly among children and the elderly.

Waste Management: The Broken System

India generates over 62 million tons of waste yearly, yet only a fraction is processed effectively. Dr. Jindal advocates for decentralized, community-driven solutions like segregation at source and home composting.

“When scrap dealers come to your home every month, why not give them your plastics and bottles?”

She also pointed out the inefficiency of sewage treatment plants, suggesting that households consider mini-STPs, similar to using inverters for power cuts.

Environmental Policing: Turning Awareness into Action

Dr. Jindal proposed establishing Environmental Policing Units to enforce eco-regulations, drawing parallels with traffic policing. Simple penalties for littering or dumping puja waste could foster a culture of accountability while creating jobs.

“Let’s train people and create accountability with awareness.”

Low-Cost Innovations for Everyday Sustainability

To bridge the gap between awareness and action, her team has developed:

• A ₹100 water testing kit
  
• A sustainable air purifier that blends with home décor
  
• Algae-based biofuel suitable for cold regions
  

“Why send your water sample to a lab for ₹12,000, when you can test it at home for ₹100?”

Festivals, Firecrackers, and Finding Balance

Dr. Jindal urged a balanced view during festival seasons. She advocated for regulated, community-based firecracker displays and centralized celebrations to reduce pollution without eroding cultural traditions.

Climate Change: Everyday Actions That Matter

With global warming intensifying, she suggests practical steps:

• Keep five indoor oxygen-releasing plants
  
• Reforest riverbanks
  
• Use seed bombing to regenerate forests in arid areas
  

“Let’s give lungs to our homes.”

Agricultural Reform: Moving Beyond Pesticides

India’s liberal pesticide use causes widespread contamination. Dr. Jindal recommends shifting to controlled-release formulations, biopesticides, and stronger support for organic farming through farmer training programs.

“When we spray pesticides, only 1% hits the target. 99% pollutes our air, water, and food.”

Sustained Campaigns, Not Short Bursts

Many government initiatives lose momentum without consistent enforcement. Dr. Jindal emphasizes institutionalizing green practices in communities, schools, and workplaces—with reward systems to maintain momentum.

“Awareness without enforcement is like cleaning a drain while still pouring sewage into it.”

Final Thoughts: A Shared Responsibility

Environmental harm is a slow form of societal damage. Dr. Jindal urges every citizen to take small, consistent actions—waste segregation, tree planting, reduced plastic use, and supporting eco-innovations.

“Slow poisoning a society is also murder.”

Let This Be the Beginning

Our environment is not separate from us—it is us. Every breath, every drop of water, and every bite of food is shaped by how we treat our surroundings. The time to act is now.

“A stitch in time saves nine.”

Authors Biography

Prof. (Dr.) Tanu Jindal, Pro Vice Chancellor (R&D) at Amity University, is an environmental scientist with 25 years’ experience in pollution research, sustainability, and academic leadership across multiple institutes.

The post The Invisible Ties Between Environment and Health: A Call for Sustainable Action appeared first on InnoHEALTH magazine.