Ask Umbra
Grist’s destination for advice on life during climate change. Est. 2002
Past Umbra
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Umbra on lead pipes and drinking water
Dear Umbra, I live in New York City, which is reputed to have some of the best drinking water in the U.S. But I also happen to live in an old building that probably has lead pipes, so I buy Poland Spring water in five-gallon jugs each month. I’d prefer to drink tap water, but […]
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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 past few years, most ratings have been between three and seven. Now we are getting ratings of 10. I doubt the ratings are directly related […]
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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 with all the essentials. For the past five years or so, I have heavily relied on soy products for protein and other nutrients. Recently, however, […]
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Umbra on whether to leave the engine running
Dear Umbra, I have a question that has been nagging me for a while, and I would really like to have it answered once and for all. You see, I deliver pizzas for a living right now, and so I make many frequent stops and starts at people’s houses during a shift. I always turn […]
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Umbra on finding solar-power stats
Dear Umbra, Are there any statistics that show what percentage of solar power is generated state by state, and which states are more solar-friendly? Also, do power companies give out any figures on how much energy they buy back from home solar producers? Thanks from Los Angeles, Calif. Dearest Los Angeles, Life is great. As […]
