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How green is leather?
A study of the environmental impact of leather
Leather is produced from animal hide, usually cows. Although leather can be tanned naturaly most of todays leather is tanned using cromium based tanning agents.
Factoids
[5]
Leather has an exceptionally long useful life that usually lasts about 5 times longer than fabric.
In china, 270 million square meters or 17,000 tons of leather are exported every year. The chemicals used for tanning leather cost about 3 billion dollars globally.
Animals on factory farms bred for leather produce 130 times as much excrement as the entire human population.
Turning skin into leather requires massive amounts of energy and chemicals, including mineral salts, formaldehyde, coal-tar derivatives, and various oils, dyes, and finishes
About 95 percent of the world's tanneries still use hexavalent chromium, a potent carcinogen.
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