Articles by Ask Umbra®
The New York Times calls Umbra Fisk "a trailblazer in the field of eco-advice columnists" and "the arch online sage of the new green age." Her latest passion: kale smoothies ... no, sorry, civic engagement, because getting political is the only way we'll get a planet that doesn't burn and a future that doesn't suck. Ask Umbra a question here.
All Articles
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Umbra on UV ratings
Dear Umbra, Our radio station provides daily information regarding ultraviolet ratings. I am curious about what these ratings actually represent, and why they change so dramatically. For example, for the […]
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Umbra on the mysteries of produce code numbers
Dear Umbra, I recently learned that the UPC numbers on produce indicate whether the item is conventionally grown (beginning with a 4), organically grown (beginning with a 9), or genetically […]
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Umbra on the eco-relevance of health concerns
Dear Umbra, As a practicing vegan for quite some time now, I take pride in my knowledge of nutrition and my ability to enrich my body through a varied diet […]
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Umbra on hemp fabric
Dear Umbra, You didn’t mention hemp as a fabric alternative. JordanMarquette, Mich. Dearest Jordan, No, I didn’t. Thank you for writing such a concise letter; it stood out among the […]
