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 Stories About: advice AND air pollution AND Ask Umbra AND cars AND greenhouse-gas emissions AND placemaking
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Author |
Published |
Section |
Idle Thoughts
On whether to leave the engine running |
Umbra Fisk |
23 Sep 2004 |
Ask Umbra |
| Dear Umbra, I have a question that has been nagging me for a while, and I would really like to have it answered once and for all. You see, I deliver pizzas for a living right now, and so I make many frequent stops and starts at people's houses during a shift. I always turn off my engine whenever I make a delivery or am waiting at the store for the next order to come up, because I believe in doing my part to keep our ... |
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| Topics: advice, air pollution, Ask Umbra, cars, greenhouse-gas emissions, placemaking (all these topics) |
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Plane Text
Advice on driving vs. flying |
Umbra Fisk |
28 May 2003 |
Ask Umbra |
| Hi Umbra, I'm wondering if you have any numbers comparing the fuel efficiency of flying versus driving the average car for the same distance. Also, how does carbon dioxide production compare for the same trip? Steve Loomis, Calif. Dearest Steve, Flight blight? Here's what I can find so far, courtesy of the Rocky Mountain Institute in beautiful Snowmass, Colo. Single-occupancy automobiles produce 0.91 pounds of carbon dioxide per ... |
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| Topics: advice, air pollution, Ask Umbra, cars, fuel efficiency, greenhouse-gas emissions, placemaking, travel (all these topics) |
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