A  B   C   D   E   F   G   H   I   J   K   L   M  

N   O   P   Q   R   S   T   U   V   W   X   Y   Z

Water Cycle - the continuous circulation of water from the atmosphere to the earth, including the ocean, and back to the atmosphere through condensation, precipitation, evaporation, and transpiration.

Water Table - upper surface of the groundwater.

Watershed - area of land where precipitation is absorbed into the soil as ground water. Watersheds are separated by natural divisions or geologic forms.

Wilderness - an area of undeveloped land that has been affected primarily by the forces of nature, with the imprints of humans work largely unnoticeable.

Wildfire - a fire that burns uncontrollably in a natural setting (e.g., a forest, or grassland).

Wildlife Biologist - a person who researches wildlife and their habitats and takes action to improve those habitats.

Windthrow - trees uprooted by excessive wind. Shallow-rooted trees (i.e. white pine and birch) are almost always affected.

Winged - a type of fruit that has flat edges so that it can be carried by the wind.

Wood-based Industry - an industry focusing on timber production, primary and secondary wood processing, and reconstituted wood products production.

Wood Utilization - manufacture of raw materials into saleable goods with as little waste of the resource as possible.