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Bea Johnson, famous for having managed to reduce her family’s waste to a mere quart jar per year and author of “Zero Waste Home,” will give a presentation and answer questions on how the change in the family lifestyle has provided a better quality of life, provided more time and cut spending. The presentation will be 7-9 p.m. on Thursday, Aug. 29 at the Mt. Diablo Peace and Justice Center (55 Eckley Ln., Walnut Creek). Call 933-7850 or go to www.ourpeacecenter.org.

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