Skip to content
Grist home
All donations doubled!

Past Umbra

  • Umbra on burning trash

    Dear Umbra, We recycle and compost as best we can, but we are still left every week with some trash. Up to this point we’ve dutifully hauled it to the local dump, which then trucks it away to some landfill. My husband has recently discovered that, since we live outside of city limits, we are […]

  • Umbra on eco-choices

    Dear Umbra, While I usually love your column, I have to take issue with encouraging people to eat sushi. This is the second “green” site I have seen that proposes the solution to overfishing is to eat different fish. Saying “of course you can continue to eat at sushi restaurants without feeling guilty” amounts to […]

  • Umbra on the promise of ethanol

    Dear Umbra, Lately I’ve been struggling with the idea of ethanol as a green fuel. It seems to be getting a lot of attention in the government and media, and it is being touted as the answer to this country’s petroleum woes (see GM’s “Live Green, Go Yellow” campaign). But from what I’ve read, ethanol […]

  • Umbra on peak oil

    Dear Umbra, I have recently been alerted to what many people term “peak oil.” I don’t know how to characterize my feelings regarding this subject. Obsession might be a good term. I feel that I need to prepare. What do you think? Is “peak oil” another Y2K? MichaelPittsburgh, Pa. Dearest Michael, Who cares if it’s […]

  • Umbra on sustainable sushi

    Dear Umbra, My wife and I love sushi, but we’re increasingly concerned about sustainable harvesting. Although we treat ourselves to sushi only once or twice a month, it adds up, and we can’t help but wonder about the impact. There’s no sensation in the world like letting a slab of sashimi salmon dissolve in your […]