Breaking Down the Environmental Costs of Synthetic and Real Leather

Key Takeaways

• Real leather has a higher carbon footprint than synthetic leather, with 17.0 kg CO2e/m² compared to 15.8 kg CO2e/m².
• Real leather production consumes significantly more water, using about 240 liters per square meter, while synthetic leather is more resource-efficient.
• Synthetic leather can contribute to microplastic pollution, with over 85% of products releasing harmful microplastics into the environment.
• Real leather is biodegradable and can decompose within 10 to 12 months, while synthetic leather can take 200 to 500 years to break down.
• Choosing durable products, like real leather, reduces waste and the need for frequent replacements, making it a more sustainable option over time.
• Look for vegan leather made from agricultural waste to support sustainability and reduce environmental impact.
• Check for certifications like OEKO-TEX and Leather Working Group to identify products made with responsible practices.
• Consider the full lifecycle of leather products, including production, use, and disposal, to make informed and eco-friendly choices.

Real Leather

When I examine real leather, I see a material made from animal hides, most commonly from cattle or buffalo.
Manufacturers also use skins from sheep, goats, pigs, and even exotic animals like crocodiles or ostriches.
The process transforms these hides into a durable product that many people value for its longevity and unique appearance.
Real leather often shows natural blemishes and imperfections, which give each piece a distinct character.
When I touch real leather, it stretches and wrinkles, much like skin. The smell is unmistakable—rich and organic, unlike anything synthetic. Many people appreciate these qualities, especially in luxury goods and footwear.

• Main types of real leather:
  • Full-grain leather
  • Top-grain leather
  • Split leather

I notice that full-grain leather retains the most natural features, while top-grain and split leather undergo more processing. These differences affect durability and appearance.

Resource Use

When I look at the resource use of real leather and synthetic leather, I see a clear difference in their environmental impact. Real leather production demands a significant amount of water and energy. For example, making a cowhide bag uses fourteen times more water than a synthetic alternative. The tanning process for real leather alone consumes about 240 liters of water per square meter. This phase stands out as the least sustainable due to its enormous water consumption. In contrast, synthetic leather production uses much less water and operates more efficiently in terms of resource use. I find that synthetic leather offers a more eco-friendly option for those concerned about water scarcity and sustainability.

• Real leather production consumes significantly more water than synthetic leather.
• The tanning process for real leather uses around 240 liters of water per square meter.
• Synthetic leather production is more resource-efficient and uses less water.
• Leather tanning is the least sustainable phase due to high water use and chemical runoff.