Hot-air Balloon Research May Improve Tornado Predictions
Sunday, May 11, 2008 - 20:28
in Earth & Climate
Three hot-air balloons dropped asphalt shingles, lumber, sticks, leaves and pine needles onto a north Alabama landfill, so scientists could gather data needed to improve tornado warnings. The payloads dropped by the balloons were similar to the types of debris thrown into the air by tornados that touch the ground. Scientists hope the Doppler radar data collected will be a first step toward programming National Weather Service Doppler radar to recognize tornado debris, so more timely and precise tornado warnings might be issued.
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