Environmental Engineering Reference
In-Depth Information
Weathering:
a destructive process breaking down rocks and minerals through exposure
to atmospheric agents such as air, wind, water, and ice.
Wellhead protection zone:
the capture zone for a protected water supply well.
Wetland:
lands where water saturation is the dominant factor determining the nature of
soil development and the types of plant and animal communities living in the soil
and on its surface.
Zone of dispersion:
a diffuse boundary in the saturated subsurface where freshwater and
saline water mix. Also referred to as transition zone.
Zone of saturation:
the region within the subsurface where all available pore space is
saturated with water. Also termed phreatic zone.