Have you killed a tree today?

The environmental price of being fashionable The effects of logging in an Indonesian forest Monarch Butterfly Viscose and rayon are regarded as man-made fibres; but unlike nylon, polyester, spandex and acrylic, they are not petroleum-based. Cellulosic fibres, which include viscose, rayon, acetate and lyocell (tencel), are manufactured from dissolved plant material [...]