Tag: carbon emissions

You’re probably wearing a cotton T-shirt right now.
Maybe it feels soft because you’ve washed it many times. Maybe it’s new and still has a hint of factory smell. Perhaps it’s the shirt you wear to the gym or for sleeping. 

But have you ever thought about what it takes to create that simple item of clothing?

Behind that soft fabric is a story most of us never see. Producing a single cotton T-shirt requires about 2,700 liters of water. This simple piece of clothing has made textiles one of the most polluting industries in the world.

Let’s look at the life cycle of a cotton T-shirt, from the cotton field all the way to the landfill, and see what happens at each stage.

1. It Starts in the Field: Cotton Farming

Let’s begin at the start: the field.

Cotton is a very thirsty crop. In India, most cotton farms depend on monsoon rains. Climate change has made these rainfall patterns unpredictable. When the rains don’t come, farmers rely on groundwater to save their crops. It drains aquifers that whole communities depend on for drinking water. In severe cases, it can make drought conditions worse.

Cotton is highly vulnerable to pests, especially cotton bollworms. Farmers rely on synthetic pesticides and chemical fertilizers to protect their plants.

Organic cotton farming avoids syntahetic pesticides completely, yet conventional cotton still dominates the global market.

And at this point, the T-shirt is still on the farm.

2. Turning Cotton Into Fabric: Energy-Intensive Manufacturing

After harvesting, cotton moves to factories.

The fibers are separated from seeds through ginning.

They are spun into yarn and then woven or knitted into fabric. After that, the fabric goes through chemical treatments and heat processes to become softer, smoother, and whiter. 

Each of these steps uses energy.

Textile manufacturing produces 2 billion tons of carbon dioxide emissions each year, making it a major contributor to pollution.

3. The Most Toxic Stage: Dyeing and Finishing

This is when your T-shirt gains its color, softness, and the “won’t shrink” label. It’s also the stage where the environmental impact increases.

Textile dyeing uses a lot of water and relies heavily on chemicals. 

Untreated waste water flows directly into rivers and lakes. This causes oxygen loss in water, making fish suffocate. Bright dyes block sunlight, killing aquatic plants and harming ecosystems. Toxic chemicals accumulate in the food chain.

After dyeing, the fabric is cut and sewn to make the T-shirt you buy. 

Garment manufacturing often comes with a heavy human cost. Many workers face tough conditions, long hours, and low pay. These issues show the real price behind the clothes we wear every day. 

If a T-shirt has a crooked seam or small color difference, it might get rejected and get into landfill or incinerated. All the water, energy, chemicals, and labor put into it are wasted. 

Some rejected shirts are sold cheaply in bulk, but many more end up incinerated or in landfills. Every T-shirt you wear comes from someone’s labor. That’s worth considering.

4. Transportation and Sales

Most T-shirts are made in developing countries and sold in wealthy nations. This means they cover long distances before arriving at a store or your home. Packaging, shipping, freight, warehousing, and distribution all increase the garment’s carbon footprint. 

Moving millions of garments across oceans and continents needs fuel, infrastructure, and energy.

5. The Use Phase: Your Habits Matter

What happens after you buy it often has a longer-lasting effect. Every time you wash it, especially with hot water, tumble dry it, or iron it, you raise its environmental impact.

Research shows that the use phase makes up a large part of a garment’s total carbon emissions and energy use during its lifetime. That’s why your laundry habits matter more than you might think.

6. End of Use: Landfill Challenge

Ultimately, every T-shirt ends up at the last phase of its lifespan.

Some are donated.
A small portion (<1%) is recycled.
But most go to landfills.

Here’s the irony.

Cotton is a natural fiber that produces methane (a potent greenhouse gas) when it decomposes without oxygen in a landfill. 

So even when you throw it away, your T-shirt still adds to climate change.

Now multiply this by 2 billion.

About 2 billion cotton T-shirts are sold worldwide every year. 

Now multiply everything we’ve discussed by that number.
Billions of liters of water flow through rivers and seas every day.
Tons of toxic chemicals
Massive carbon emissions are a major cause of climate change and harm our planet’s health. 

Reducing these emissions is crucial to protect the environment and ensure a sustainable future for everyone.

What You Can Do: 

Sustainable Alternatives offers simple ways to replace everyday items with eco-friendly options. 

Choosing reusable bags, conserving water, and using energy-efficient appliances can reduce waste and save resources.
Switching to sustainable products helps protect the environment while still meeting daily needs.
Small changes in how we buy, use, and get rid of clothing can make a real difference. Look for GOTS, OEKO-TEX, or Fair Trade certifications.

Fast fashion may seem affordable, but its true cost goes beyond price tags. A cotton T-shirt looks simple. It feels simple. It’s usually inexpensive. Yet behind it is a chain of environmental and human impacts that spans continents. The industry needs a systemic overhaul, and that’s clear. Awareness is where change begins. 

So next time you pick up a T-shirt, pause and reflect.

References

1. https://file.scirp.org/Html/4-8301582_17027.htm
2. https://earth.org/fast-fashions-detrimental-effect-on-the-environment/
3. https://www.fashionrevolution.org/the-true-cost-of-colour-the-impact-of-textile-dyes-on-water-systems/
4. https://www.silkandwillow.com/blogs/inspiration/the-hidden-cost-of-color-toxic-chemicals-in-textile-dyes
5. https://jepha.springeropen.com/articles/10.1186/s42506-024-00167-7
6. https://www.sciencedirect.com/science/article/pii/S2452072119300413