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advice

  • Umbra on when to retire a fridge

    Dear Umbra, I love to freeze fresh veggies at their peak of ripeness during the summer. Then, in the winter, I don’t have to buy commercially frozen veggies or long-distance transported ones. In order to do more of this, I’d like to move my 1985 refrigerator to the basement and use its freezer entirely for […]

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  • Advice on natural fabrics vs. polyester

    Dear Umbra, I’ve never appreciated human-made fabrics — polyester and its cousins invariably feel less comfortable to me than cotton or wool. Until recently, I thought this personal preference also had the happy side effect of making me a greener clothes shopper, since producing natural fibers doesn’t involve long chains of polymers. A friend recently […]

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  • Advice on buying aquarium fish

    Dear Umbra, I’m an elementary school teacher and I’d like to get a pet fish for my classroom, but I’ve heard tales of such fish being caught by eco-egregious means: dynamite blasting, cyanide dumping, etc. How can I make sure I’m getting happy, healthy, sustainably caught fish for my aquarium? Ginger Dearest Ginger, Is nothing […]

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  • Advice on antioxidant-rich foods and why they cost so much

    Dear Umbra, Antioxidant foods are “the thing” right now, and I would love to be able to eat as many as I need. However, they are usually the most expensive fruits and vegetables. Would it not make sense for farmers or producers to grow these products in greater volume, so we could all afford them […]

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  • Umbra on recycling videotapes and laser discs

    Dear Umbra, I’m a dedicated cineaste, and over the last decade I’ve built up a large library (around 5,000 titles) of classic films on VHS and old-fashioned laser discs. I have been anxious to start adding DVDs to my collection, with all the extra features they offer, but I’ve held off because I know that […]

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  • Umbra on getting a job in the “eco-field”

    Dear Umbra, I’m a conscientious baby boomer who would like to do things to help the planet. I’m simultaneously enjoying a midlife crisis. I have spent more than eight years in college, studying to be a psychologist/chef. Where in the eco-field is there a place for a reformed business owner/computer teacher/chef with years and years […]

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  • Answers about thermal depolymerization

    Dear Umbra, What is thermal depolymerization? AnnFreehold, N.J. Dearest Ann, A polymer is a large group of linked molecules. We’re made of polymers such as protein, eat polymers such as starch, and wear polymers such as leather and nylon. Thermal depolymerization is a heat-driven process that breaks down or transforms polymers into the shorter chains […]

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  • Umbra on strategic voting and writing to legislators

    Dear Umbra, I’m a dislocated Texas resident living in Georgia, and I frequently send action emails to congressional leaders on environmental issues. Which leaders should I be sending my emails to: those I vote for in Texas or the Georgia ones? I’m afraid that when I email the Texas leaders they’ll see my present Georgia […]

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  • Umbra on glitter

    Dear Umbra, What is the half-life of glitter and what is the environmental impact of said glitter on the ground? Planet DivaAustin, Texas Dearest Planet Diva, Everyone should know the truth: Write me a question about glitter and I will answer it right away. Glitter floats to the top of thousands of questions and shimmers […]

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