Why is most plastic not recycled? (2024)

Many of us consider plastic recycling a great step toward lowering our ecological footprint and protecting the environment. However, less than 10% of plastic waste generated globally has been recycled so far. A somewhat larger portion (12%) has been incinerated and the rest has simply ended up in landfills and our oceans.

Plastic recycling is still an important part of the picture, but as our recycling capacity is currently unable to handle the amount and types of plastic we are discarding, we need to look at other – more immediate – solutions to the global plastic pollution crisis.

What are the reasons preventing us from recycling more? What happens to most of our plastic waste? Let’s try and find some answers to these common questions.

Is your business looking for solutions for your plastic packaging footprint? Get in touch with our team to explore how rePurpose’s plastic action solutions can support your brand’s goals for plastic reduction and waste recovery.

Recycling patterns of different types of plastic

Why is most plastic not recycled? (1)

About 91% of plastic isn't recycled, but why? The reasons behind the low percentage of plastic recycling are manifold.

We often simply throw plastics away into the recycling bin, however, due to the material properties of plastics, not all can be recycled. About 75% of global plastics produced are thermoplastics that can be melted and molded over and over to produce new plastics, which – in theory – makes all thermoplastics recyclable. The remaining 25% of plastics are thermoset plastics that do not soften when exposed to heat, making them near-impossible to recycle. Examples of products in which this type of plastic is used include electrical insulation, ropes, belts, and pipes.

Despite the many issues associated with thermoset plastics use, their durable nature means that thermosets are also disposed of less often, therefore, in theory, causing less damage as an environmental pollutant relative to thermoplastics. However, issues associated with the disposal of thermoplastics include the fact that they are significant contributors to microplastic water contamination, as well as the fact that incineration creates notable contributions to GHG emissions and deteriorates air quality. Recycling these materials is challenging, and recycling is only part of the overall package of solutions required to tackle the plastic pollution crisis.

Further reading: Learn about recycling techniques using this 3-Step Guide To Recycling Well!

Consumers are making plastics unfit for recycling

Let’s consider the problem at an individual level. Believe it or not, some plastics are not recycled despite being recyclable and put in a recycling bin!

Here’s an example. Say you’re a conscious consumer who discards recyclable plastics in the appropriate container — you put away an empty oil container in a recycling bin but some oil residue remains in the bottle.

The container will not get recycled because it is unfit for recycling. The truth is that plastic with food residues in or on it usually cannot be recycled. Only good quality, clean, plastics can go through the recycling process. Sometimes a recycling factory would perform the washing for you, but most times the plastic is deemed useless, lumped with the other trash, and thrown in a landfill or an incinerator. Recycling is an energy-intensive process that becomes more costly as additional steps such as post-consumer selection and washing are added.

The new plastic is still relatively cheap to produce and creates a competitive environment in which added costs to the process make recycled plastic significantly more expensive. Furthermore, in countries where the price of electricity is high, it might be more profitable to incinerate instead of recycling.

Recyclable plastic products are not always recycled

Why is most plastic not recycled? (2)

Adding to these challenges is that the market is set up in a fragmented way that makes it difficult for people selling recycled plastic to find buyers. Recycling facilities are spread out unevenly, meaning that in some areas recyclable plastics cannot be recycled because there is no machinery that would allow for efficient selection and recycling.

Recently, global economic policymaking suffered a large impact as well. China used to import cheap recyclables from America and Europe, however, with the rising cost of Chinese labor and the plentiful domestic recycling to be dealt with, China introduced a ban on low-quality recyclables imports. The lack of recycling infrastructure in the US and Europe means for more than a year now, consumers’ carefully selected recyclables have been mostly going to landfills and incinerators. All of this again reminds us that recycling can only be part of the solution. This development has facilitated India’s emergence as a leader in sustainable approaches to plastic waste management, thanks to its extensive infrastructure and developed tradition of recycling.

There is an urgent need for new and alternative approaches to prevent and limit our wasteful habits. The rePurpose team has partnered with local recycling facilities and waste collection cooperatives in India to offer consumers the most efficient and sustainable global impact and brands the unique opportunity to create real tangible impact irrespective of their geography.

If your brand works in a sector that produces plastic waste, it is time to do something about it. Take responsibility for your brand’s plastic footprint by taking action on plastic pollution with us today. Small steps enable big changes, take yours today.
Why is most plastic not recycled? (2024)

FAQs

Why is most plastic not recycled? ›

Waste management experts say the problem with plastic is that it is expensive to collect and sort. There are now thousands of different types of plastic, and none of them can be melted down together. Plastic also degrades after one or two uses. Greenpeace

Greenpeace
Greenpeace is an independent campaigning organisation, which uses non-violent, creative confrontation to expose global environmental problems, and develop solutions for a green and peaceful future. Our goal is to ensure the ability of the earth to nurture life in all its diversity.
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found the more plastic is reused the more toxic it becomes.

Why most plastic can't be recycled? ›

Part of the problem is their multi-layered composition that is sometimes lined with foil, making it very expensive to separate into recyclable parts. Flexible packaging is also often "super-contaminated" with food waste, which also makes it impossible to recycle, noted Defruyt.

Why is 90% of plastic not recycled? ›

The new plastic is still relatively cheap to produce and creates a competitive environment in which added costs to the process make recycled plastic significantly more expensive. Furthermore, in countries where the price of electricity is high, it might be more profitable to incinerate instead of recycling.

Why is less than 10% of plastic recycled? ›

Most plastics have a chemical history that makes starting a new life a challenge. The dyes and flame retardants that make them perfect for say, a couch cushion or a bottle of detergent, make them tough to transform into a desirable end product—one of the reasons just 10% of plastic in the United States gets recycled.

Why don t most things get recycled? ›

Only about six percent of the plastic—everything from plastic bottles to IV drips—produced in the U.S. in 2021 was recycled, according to a Greenpeace report. Some plastic items are designed in ways that make them difficult to recycle or recyclers struggle to find people who want to buy recycled material.

Which is the least recycled plastic and why? ›

Styrofoam, the brand name for expanded polystyrene, is especially problematic because it tends to break apart into tiny pieces, easily getting into other plastic supplies and ruining batches of otherwise recyclable material.

Does recycling actually get recycled? ›

Most recycling facilities around the country see a 20 to 25% non-recycle rate. And of the 93% recycled, 100% percent of that makes its way to processors in the U.S. and Canada, which find other uses for it. Morris says a small percentage of material cannot be recycled and will either be landfilled or incinerated.

Is 100% recycled plastic possible? ›

But all polymers are, technologically, 100% recyclable. Some of them have the perfect cradle-to-cradle lifecycle: they can be used again and again to produce the same goods. Some plastics can be reused just as they are by shredding an object into flakes, melting it, and reusing.

What percentage of US plastic is actually recycled? ›

Only about 5 percent of 51 million tons of U.S. plastic waste was recycled in 2021, according to a study from environmental advocacy group Greenpeace.

Why isn't glass used instead of plastic? ›

Glass is not as convenient as plastic: it's heavy and easily breakable (not ideal for kids for example). Glass is heavier and more fragile than plastic. This makes transportation more expensive due to increased weight and the need for packaging materials to cushion the product during transportation.

Is it true that only 9% of plastic is recycled? ›

Only 9% of plastic waste is recycled (15% is collected for recycling but 40% of that is disposed of as residues).

Does every piece of plastic still exist? ›

Because plastic lasts for so long, every single piece of plastic ever made still exists, and will continue existing for at least 500 years. To put that in context, if Leonardo da Vinci had drunk water from a plastic bottle when he was painting the Mona Lisa, that bottle would not have fully decomposed yet.

What plastic is actually recycled? ›

The most commonly recycled plastics are: 1 – Polyethylene Terephthalate (PET) – water bottles and plastic trays. 2 – High Density Polyethylene (HDPE) – milk cartoons and shampoo bottles. 5 – Polypropylene (PP) – margarine tubs and ready-meal trays.

Why doesn t America recycle more? ›

The top reason Americans say they don't recycle regularly is a lack of convenient access. Another problem, which is one that occurs in nearly all of the countries surveyed, is consumers don't fully understand what can actually be recycled.

Why don t more Americans recycle? ›

Lack of knowledge or understanding about what can and cannot be recycled. Sometimes, people don't recycle because of a lack of knowledge or understanding about what can and cannot be recycled. Many items that can be recycled, such as plastic containers and paper products, are only sometimes labeled correctly.

What are the biggest recycling mistakes? ›

Don't Make These Recycling Mistakes
  • Don't be the one who collects recyclables inside a plastic bag. ...
  • Avoid putting “tanglers” into home recycling. ...
  • Leave all recyclables loose inside the bin. ...
  • Flatten paper packaging and cardboard boxes. ...
  • Don't put items smaller than 2×2 inches into your home recycling.
May 1, 2023

Why is it so hard to break down plastic? ›

The enzymes in the microorganisms that break down biodegradeable materials don't recognize the bonds that hold polymers together. Eventually, the polymers in plastic waste may break down, perhaps after hundreds of thousands of years. But when it takes such a long time, the damage is already done to the environment.

Which plastic is most difficult to recycle? ›

Polyvinyl chloride (or PVC). It contains a toxic substance called nonylphenol, which does not prevent it from being used in a wide range of products, from door frames to credit cards to various construction materials. It is one of the most difficult plastics to recycle.

Can plastic be fully recycled? ›

Nearly all types of plastics can be recycled. However, the extent to which they are recycled depends upon technical, economic and logistic factors. Plastics are a finite and valuable resource, so the best outcome after their initial use is typically to be recycled into a new product.

Can you melt plastic and remold it? ›

Melted plastic can be put into a mold to shape it. You can use a pre-made heat resistant mold or make your own. If you want a particular shape, it may be best to make your own mold out of wood. Cooled plastic that has hardened can be cut and then sanded into whatever shape you like.

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