Glossary

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Word	Definition	Date Submitted	View
ablation	The sun can directly vaporize snow into water vapor through the process called ablation.	2003-05-06	View
adaptation	A process in nature where an organism is modified to best fit within the local environmental challenges. Many alpine plants have adapted to cope with ...	2001-09-28	View
adfluvial	Refers to a lake/stream process. Adfluvial fish live in lakes and migrate into streams to spawn.	2001-09-28	View
air pollution	Air that has been altered by human-made chemicals and particles. Great Smoky Mountain National Park suffers from some of the worst air pollution in the ...	2005-06-08	View
alluvial	Referring to landscape features produced by deposits of mud, clay, silt, gravel, or sand; made by a stream.	2005-06-14	View
alpine zone	The portion of land that lies above treeline. Extreme weather conditions make survival impossible for tall trees. If trees do exist, they grow no higher ...	2001-09-28	View
ameoboid	Resembling an amoeba specifically in moving or changing shape by means of protoplasmic flow.	2005-05-17	View
amphibian	An ancient animal without scales, adapted for life both in water and on land; cold-blooded animals with a backbone that have a gilled aquatic stage ...	2001-09-28	View
anadromous	Fish that migrate from saltwater into freshwater to spawn.	2001-09-28	View
anthropologist	A person who studies the culture and lifeways of peoples from the past and of today.	2001-09-28	View

 

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