"The envelopes made with the ruined books were strictly recycled, sorted, cleaned, pulped, disinfected and reused," said Su Lei, a worker with Cainiao Express.

How should you recycle envelopes? All types of paper envelopes, even those with plastic windows, can be recycled along with your regular household recycling.

SYRACUSE, N.Y. — The holiday season is a time of year when many homes fill up with boxes, shipping envelopes, bubble wrap, wrapping paper and more. Many of these items can be recycled, while ...

Upcycled materials from a dilapidated structure found on site create a sustainable home made up of round volumes connected by a floating roof.

A huge number of books ruined by floodwaters last year in Zhuozhou, Hebei province, have been recycled into new paper products that are being used across the country.