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Add Yahoo as a preferred source to see more of our stories on Google. How do people make paper out of trees, and why not use something else? – Cooper H., age 6, St. Louis, Missouri Paper is an ...

The expensive, energy-intensive process of turning wood into paper costs the pulp and paper industries more than $6 billion a year. Much of that expense involves separating wood's cellulose from ...

DAYTON, Wash. (AP) — A proposed $184 million pulp mill in southeast Washington plans to take straw, a waste product from wheat and alfalfa farms, and convert it into pulp for paper and packaging ...