What is lumbar intervertebral disc disease? Changes in the intervertebral disc structure due to wear (degeneration) in the lumbar spine can lead to intervertebral disc protrusion or a herniated intervertebral disc. During the natural aging process, the intervertebral disc loses elasticity due to metabolic imbalances.
Willand Pond ban fails, but hunters stay away. DOVER â A proposed hunting ban for Willand Pond in Dover and Somersworth was defeated by the New Hampshire House of Representatives, but hunters seem to be staying away from the area by choice.
The average pond depth can be calculated as the average of all of these measurements. The volume of water in the pond (in acre-feet) is calculated by simply multiplying the pond area (in acres) by the average pond depth in feet. Keep in mind that one acre-foot of water is equal to 325,851 gallons.