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 whole-house fans and their righteousness
Dear Umbra, We just moved to the steamy climate of Washington, D.C., from the other Washington. Faced with our first experience using air-conditioning to cool our home, we’ve got some questions about efficiency. The house we’re renting has a central AC unit that we can control with a thermostat. It also has a roof ventilation […]
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Umbra on opening windows versus running the AC
Dear Umbra, My friend and I have been having a debate that I hope you can help us settle. What is the rule of thumb when turning off the air and opening the windows? I live in Texas and in the spring we have one or two days in a row that are cool enough […]
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Umbra on swamp coolers and their coolness
Dear Umbra, I recently visited Moab, Utah, and found that many people there use “swamp coolers” rather than conventional air-conditioning systems. Moab is in a near-desert environment and has frequent water-shortage problems. I’m wondering whether this swamp-cooler method of air-conditioning is really greener than the systems most of the rest of us use, and whether […]
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Umbra on keeping cool without selling out
Dear Umbra, Please advise me on the best way to beat the summer heat! I live in a rather steamy studio apartment and thus far have been languishing under fans in front of the open window, lapping up ice cream, and taking many cold showers. I feel a tad guilty about the excess use of […]
