Skip to content
Grist home
Support nonprofit news today

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

  • Umbra on diesel engines

    Dear Umbra, Longtime reader; first-time writer. Love the column. My partner and I recently bought a small station wagon to replace our 4WD pick-up and ’83 sedan. After some debate, we chose a turbo-diesel engine that boasts about 45 miles per gallon instead of a gas engine, which gets about 30 MPG. Our thinking led […]

  • Umbra on picking the right car

    Dear Umbra, In 1981, I bought my first car, a Honda Civic. It was a great car, and despite what certain congressional leaders say about car size and safety, an excellent vehicle for handling winter snow and ice in mountain driving in Steamboat Springs, Colo. The problem is that now, living in Pennsylvania, my husband […]

  • Umbra on cooling your car

    Dear Umbra, Is it more efficient to drive down the highway with my windows down or the air conditioner on? I know the air conditioner decreases gas mileage, but I bet having my windows down at 75 miles per hour produces pretty good drag. Thanks, Sara Dearest Sara, This is July’s Question of the Month […]

  • Umbra on weeding

    Dear Umbra, We moved into a suburban neighborhood in Ft. Collins, Colo., last year and I began my usual organic gardening practices. I created a beautiful flower garden in our front yard, but I still receive complaints from my neighbors because I refuse to apply herbicides to kill the dandelions and other weeds in the […]