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
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Umbra on organic cashews
Dear Umbra, I work in a grocery store. Recently a customer refused to purchase our cashews because they weren’t organic. Does it really matter if nuts are organic? Are they […]
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Umbra on herbicides and lawns
Dear Umbra, My husband just spread some very toxic weed-killer on our lawn, and I told him there must be a safer way to get rid of weeds. Our children […]
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Umbra on herbicides
Dear Umbra, How do herbicides (organic, if such exist, or non-organic) work? David Burch South Bend, Ind. Dearest David, Herbicides are considered a subcategory of pesticides, for all you confused […]
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Umbra on water vapor and climate change
Dear Umbra, Coming from a scientific background, I was under the assumption that water vapor was the worst — or you could say the best — at causing global warming. […]
