Chiari surgery A posterior fossa decompression is a surgical procedure performed to remove the bone at the back of the skull and spine. The dura overlying the tonsils is opened and a patch is sewn to expand the space, similar to letting out the waistband on a pair of pants.
Undercapitalization - Undercapitalization refers to any scenario or context where companies are in a dire position of not being able to get the funding or monies they require.
Over population is a serious environmental issue. noun. Environmental issues are defined as problems with the planet's systems (air, water, soil, etc.) that have developed as a result of human interference or mistreatment of the planet. Environmental Problems. Polluted air and water are both examples of environmental issues.