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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.

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  • Umbra on converting your car to straight veggie oil

    Dear Umbra, A few years ago, I bought a Prius because it was (and still is, unfortunately) the best car that’s offered in our messed-up world. I’m now going to buy an old diesel Mercedes and convert it to run on used vegetable oil. I think this might be the best way to go. What […]

  • Umbra on hybrids vs. veggie-oil cars

    Dear Umbra, I currently drive a 2002 Toyota Prius that gets about 40 to 42 miles per gallon on the highway, which is where most of my driving takes place. However, I’ve recently become enamored with biodiesel vehicles, and specifically with straight vegetable oil (SVO) vehicles. I’m interested in investing in an SVO system fueled […]

  • Umbra on spending wisely to help the environment

    Dear Umbra, I read your column on how best to spend six hours of time a week on environmental issues, but how about the best way to spend limited financial resources on environmental issues? Obviously, giving a gift to Grist would help, but what can I do with my limited pocketbook to make the most […]

  • Umbra on Green Tags

    Dear Umbra, My power company (Florida Power and Light) sent me a letter asking me to choose its Sunshine Energy program, which, for an additional $9.75 a month, helps support the building of a 150-kilowatt solar facility in Florida. Do you think I should do it? LindaCoral Springs, Fla. Dearest Linda, Yes. And I am […]