Consequences. When sea levels rise as rapidly as they have been, even a small increase can have devastating effects on coastal habitats farther inland, it can cause destructive erosion, wetland flooding, aquifer and agricultural soil contamination with salt, and lost habitat for fish, birds, and plants. Hope this helps
First, an unskilled worker can be easily replaced but another factor would be for the simple fact the manager most likely has the most experience in the field.