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Additionally, chemicals from packaging materials, as well as inks and dyes from labels, may leach into the soil and groundwater.
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Once released, these gas emissions can be toxic and have adverse effects on the environment and human health.
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When plastics are left to degrade in the environment, they emit several greenhouse gases, such as methane and ethylene.
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This happens to most plastic packaging that ends up in landfills.
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Instead, single-use plastic packaging degrades and may become microplastics, which continue to pollute the environment.
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More so, they never tend to break down completely.
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However, they can take hundreds of years to break down.
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As the name suggests, these plastics are specifically designed to be used once.
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Single-use plastics, such as food packaging, accounts for 40% of all plastic produced annually.
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If this continues, annual plastic production could reach up to 2,000 million MT by 2050.
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Notably, plastic production has increased from 1.5 million metric tons (MT) in 1950 to an astounding 368 million MT in 2019.
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Of the 8.3 billion tons of plastics that have been produced since the 1950s, 79% have ended up in landfills or have leaked into the environment.
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How does plastic packaging contribute to climate change?
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A close up image of multilayer coffee packaging in an article on can plastic packaging contribute to climate change
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An additional 30% of emissions are released when this process takes place.
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These pellets are melted and moulded into usable plastic products, such as bottles, food packaging, and medical devices.
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The manufacturing and transportation phases of plastic resin are estimated to account for 61% of the total plastic greenhouse gas emissions.
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These are then combined to create different polymers that make up plastic resin pellets which are shipped to plastic manufacturers.
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This process transforms them into plastic ��building blocks�� called ethylene and propylene.
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Materials such as ethane and propane are extracted, and then treated with heat in a process called ��cracking��.
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