Hallie Mummert

When evaluating greener paper options, take into consideration not just the source of the fiber in the available stocks but also the processes used to create these more environment-friendly sheets. In particular, the bleaching process produces harmful dioxin gases, even when taking post-consumer material and de-inking it for reuse. The following terminology, as reported by San Francisco–based paper manufacturer New Leaf Paper on its Web site, applies to papers that have been created without chlorine for bleaching and, thus, are less harmful to the environment: Unbleached — Unbleached paper is either gray or dyed during papermaking. This process causes the least environmental impact.

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