Dear Umbra, There's a Hot Air Balloon Festival going on in the Hudson Valley right now and I'm watching balloons out my window wishing I had the nerve to go up in one, while also wondering how bad they are for the environment. This isn't just mild curiosity; you could literally make or break my future relationship with hot air ballooning. It's funny how my fear of heights would actually diminish if riding in hot air balloons were shown to be beneficial to the environment! For now I'll just take pictures. MelissaPoughkeepsie, N.Y. Dearest Melissa, Hot air balloons work on …
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Umbra Fisk is Grist Research Associate II, Hardcover and Periodicals Unit, floors 2B-4B.
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