Over 12% of all plastics produced since 1950 have been for polyester, nylon and acrylic fibers.

Notes:

Peer-reviewed article

Primary Source:

2017 - https://advances.sciencemag.org/content/3/7/e1700782?ijkey=b0e13ac5c6870c72d159cefff1cb792c871af20c&keytype2=tf_ipsecsha

Secondary Source:

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