|Espy (ěs'pē) Pronunciation Key
American meteorologist who is credited with the first correct explanation of the role heat plays in cloud formation and growth. His use of the telegraph in relaying meteorological observations and tracking storms laid the foundation for modern weather forecasting.
espy, james pollard
American meteorologist who apparently gave the first essentially correct explanation of the thermodynamics of cloud formation and growth. He was also one of the first to use the telegraph for collecting meteorological observations.
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