0-9
A
- Aquifer
- The room available for water to accumulate into a more or less contiguous saturated zone is called an aquifer. Aquifers being voids in the earth, they can be filled with water to different capacities, get depleted, or even be empty. There various types of aquifer depending upon their ability to receive, store, retain and deliver groundwater.
B
- BCM
- Billion cubic meters – a measure of volume (of water) typically used to indicate the amount of water that pertains to a state or an entire country. Translates as 1000 x 1 billion cu. m. = 1 trillion litres of water.
C
D
E
F
G
- Groundwater
- Groundwater is the water found beneath the ground. It is mostly an invisible entity, except at the point of intersection. Since groundwater is not visible to naked eyes, groundwater resources are often subjected to unscientific extraction and over-exploitation.
H
- Hydrogeology
- A branch of the subject of geology, focusing on all things pertaining to groundwater, (not to be confused with hydrology)
I
- Infiltration
- Rainwater absorbed in the top layer of the ground. Infiltration precedes, and facilitates, further percolation into the ground aand causes the saturation of aquifers.
J
K
L
M
N
O
P
- Precipitation
- The primary source of water at any given place. Precipitation could mean rain, snow, hail or sleet; a mode of natural transfer of water from the cloud to the ground.
Q
R
- Run-off (or surface run-off)
- #
S
- Saturated zone
- #
T
- Types of aquifers
- #
U
V
- Vadose zone
- .
W
X
Y
Z